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Questions tagged [safety]

For questions generally relating to preventing or avoiding injury in the home or on the job site.

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1answer
46 views

Why isn’t there a solution to detect loose neutral

Loose neutrals in a house can easily cause house fires and are not always detected until it is too late. Why isn’t there main “smart” breakers that not only detect loose neutrals / phase imbalance and ...
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0answers
95 views

If your house is built out of hemp-crete and it burns down, does anyone put the fire out? [on hold]

It sounds like a joke, but it's actually a serious question. It's well documented that the world is running out of concrete. I was reading here that a Dutch company has created a concrete-...
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1answer
114 views

Could I move a piano ALONE this way?

To move a piano from a first floor to another first floor, using a pickup truck, it seems like a ramp, a strong rope and some pulleys, and a furniture dolly would suffice. Plus a basketball and pump (...
2
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1answer
206 views

Safety when modifying old electrical work

I have a relatively old house, built in the 1950s. I am slowly updating it to have smart switches etc., but the existing electrical wiring is fairly haphazard. Just yesterday I replaced a dimmer ...
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1answer
34 views

What is the name of the part used to fasten a pendant light cable to the ceiling circuitry case

I'm looking to purchase this part (see image below) but cannot find the name. The part is located on the case mounted to the ceiling from which the cable to the pendant light comes down. One half is ...
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1answer
43 views

36-70V stray voltage from switch box?

Today I wired in a new LED utility light in my work room. The light I replaced (wired by a former home owner) was a typical bulb hung from an electrical junction box light bulb cover. The box from ...
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1answer
106 views

Why are U.S. residential circuit breaker service panels so poorly designed?

I find as a knowledgeable home DIYer, that my Siemens 200 amp circuit breaker panel to be a pain in the butt to use. It is less than 25 years old, and yet it seems to have been intentionally designed ...
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1answer
43 views

Is it safe/allowed to adapt a shaver socket (BS4573) to a standard BS1363 plug (UK)?

Bathrooms in the UK may have a shaver socket that is (to my understanding) limited to supplying 200mA, is protected by an isolation transformer and uses a two pronged plug similiar but not identical ...
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2answers
99 views

Proof butt connectors are up to code

I'm about to add butt connectors to the plan for wiring my power circuit. How can I prove, with documentation, that these are safe and up to code? My location is Ontario, Canada. My application is ...
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2answers
1k views

Is it safe to harvest rainwater that fell on solar panels?

I am working on creating blueprints for my new home. My plan is to have both solar panels on the roof and a rainwater catchment system that directs water from the roof into some tanks in the basement. ...
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1answer
117 views

Why is TV size relevant for wall-mounting?

Looking at specifications of TV wall mounts, in addition to maximum weight they are also rated for maximum size (screen diagonal). Why is that? Assuming the mounting holes match and the TV doesn't ...
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2answers
97 views

Is storing hot water over 140F a regional requirement?

It seems to be "common knowledge" that to help prevent Legionella, hot water tanks/heaters should be set at 140F. This temperature is enough to cause terrible burns and scalding so devices like ...
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1answer
66 views

Need handrail for drop off of 600mm?

Need handrail for level difference (600 mm) in a walkway area? this question has to do with safety, please also tell me what is the maximum acceptable step without hand rail. I live in Qatar
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1answer
50 views

How do I know what LED bulbs are safe to use in fixtures that are part of construction?

In a recent question, I asked about different power ratings for LED and traditional incandescent light bulbs. In the accepted answer, the author explained that the different ratings are due to heat ...
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4answers
82 views

How to install a safety barrier-post in garage, between house and vehicle

On the other side of the wall, in front of where my vehicle is parked, is my bedroom. Would like to install something similar to what you would see at store fronts that have parking spaces near the ...
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2answers
149 views

Will live power plug dropped into swimming pool kill the swimmer? [closed]

Dropping a live power plug on extension cord into a swimming pool is certainly not a great idea. However I wonder if doing so would kill the swimmer in the pool? I've been searching the internet for ...
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1answer
61 views

Fiber glass In Attic. need knowledge [duplicate]

I have been seeing some dust of Fiberglass(?) floating in the air. Is breathing it, in unhealthy? I was unaware of the equipment in the attic, which I discover all the wrong wiring connections from ...
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3answers
105 views

Outdoor extension cord that can be left unplugged?

My wife needs to plug her truck in every night (she's a vet, and the drugs need to be refrigerated). Right now she just leaves the extension cord she uses on the ground during the day, which is ...
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4answers
103 views

Why do some lamps have different power ratings for different kinds of bulbs?

I had a lamp that broke recently after getting smashed against a wall by accident (there are now numerous exposed conductors, making it unsafe to use), so I went to the store to get a new one. I ...
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2answers
65 views

Broken wire inside Rangehood, advice needed

My range hood was damaged, which caused it to flare up and spark. I immediately powered off the main to the house (as in the pictures). I can see that the connection has been damaged. I have no idea ...
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2answers
137 views

Is it unsafe to hide a power strip in a cardboard box?

In a attempt to find a solution to the multiple cables running wild in my room, I thought of hiding them into a box, but I am concerned about a possible fire hazard. The power strip has five sockets,...
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1answer
40 views

Is it safe to stain some small wood pieces with Danish oil in my basement?

Is it safe to stain some small wood pieces with Danish oil in my basement? Nobody uses the basement but I am concerned about fumes leaking up into the main house. It is Watco Danish oil.
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2answers
49 views

Regarding wall anchor specifications

Wall anchors say that they are rated for x number of pounds. My questions are: Is that “per anchor”? And, if so, how accurate is it? And up to what point? For example: if I had 100 wall anchors ...
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1answer
105 views

Discoloration on load center bus bar

I recently replaced our main load center with a larger one. I was planning to use the old, smaller panel as a sub panel in an addition we are building. After removing the breakers from the old panel,...
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1answer
25 views

Galvanized Water Heater Straps be reused?

I've got a plumber telling me that galvanized water heater straps are one-time-use-only because they form fit to the water heater. He's saying because the new water heater isn't exactly the same ...
6
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2answers
2k views

Considerations for hardwiring electronics project in wall

What things will I need to consider for hardwiring a planned electronics project into the wall? The plan is a DIY smart thermostat. An LCD touchscreen panel will be flush with the wall. Attached to ...
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3answers
221 views

Mystery current on neutral wires coming into outlet box

In reworking outlets and switches in our 1960's California home to use AlumiConn connectors + copper pigtails where needed (instead of older wire nuts + Noalox), I came across a duplex wall box in the ...
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1answer
60 views

How to switch off/on a Hot Water System

I believe I have what is called a gas-boosted, solar HWS (although there is only one solar panel on the roof). On the outside of my system, apart for the valves/pipes/wires leading into and out of it, ...
2
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2answers
212 views

What is the cause of the common impression that European electrical wiring is safer than (North) American?

In this video, at time 11:35, (and in other places), there is a very vague claim about a common impression that European wiring is safer than (North) American, with an equally vague refutation of that ...
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4answers
709 views

Are loose teeth in a saw blade a safety concern?

When I watch videos on using a table saw safely, it almost always is about kickback. I realize, that kickback is the most dangerous hazard, but are loose teeth, that could become projectiles, when ...
4
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1answer
338 views

How much clearance do I need above a floor vent?

I am building a custom shelving unit that will sit over an inconveniently located floor vent/diffuser. My thought is to raise the bottom shelf up on stubby legs so that it does not block the vent. The ...
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2answers
26 views

Washing greasy/contaminated construction textiles [closed]

I'm collecting greasy/contaminated construction textiles (shirts, rags etc) in a dedicated bucket and not with general laundry. Is there a recommended general (meaning it works with most types of ...
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1answer
37 views

Indoor vs outdoor lighting

I have a 1.5 foot tall plastic christmas character. The cord has a UL tag rated for indoor and outdoor. The manufacturer tag says indoor only, though. Am I safe putting outdoors?
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1answer
89 views

Plumbing venting into apartment

I am a renter and my house often smells overbearing of sewers gas. I guess this is a two part question. The smell cures up from all the drains and I’ve made the landlord aware of this, she has not ...
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1answer
48 views

Is it safe to install a wire nut inside a base board heater?

My baseboard heater has its junction box built into it, meaning there are wire nuts in a section of the heater. However the ground has been broken off more interior / near the heating element. I ...
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1answer
106 views

How to operate gas starter fireplace?

I recently bought a house and have no idea anything about fireplaces. I would love to use my fireplace but I want to make sure I know what I am doing. I understand this is wood type fireplace and the ...
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0answers
75 views

Protect electrical wiring between drywall and brick fireplace

Following the question at Frame drywall around brick fireplace I would like to figure out how to protect the electrical wiring and other wirings (HDMI) from the top down in middle of the fireplace as ...
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2answers
146 views

Protective clothing for circular saws?

What protective clothing (upper body, lower body, and footwear) should I wear for circular saws? Regarding lower body, I read that chainsaw Kevlar chaps stop safety-spec-conforming gas-powered (but ...
4
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1answer
2k views

Non-dimmable LED on dimmer. Fire hazard?

I just moved into a new home where some of the electrical appears to have been recently re-done. Nearly every light in the house has a dimmer on it, which is fine with me because I prefer to keep ...
6
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3answers
640 views

Safety equipment for a pressure washer

I'm planning to use a pressure washer for the first time, as a "once off" task, to clean and remove caked-on and ground-in mud, dirt and debris from rebar and concrete beams, before I pour concrete ...
3
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0answers
144 views

Router safety - what did I do wrong?

Long story short I was running my DeWalt fixed base router (8000-24000 RPM) on a piece of work when it started making a funny noise. I lifted the router up to see why it was making the noise, and ...
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0answers
87 views

Safe wiring on linkable shop light?

Question about  Smart Electrician® 3650 Lumens 46" LED Linkable Shop Light Model Number: 0053-0011 | Menards® SKU: 3481400 I bought several of these and am having the same glowing issue referenced in ...
4
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2answers
297 views

GFCI seemed to fizzle and pop, and now works as a non-GFCI outlet - what happened?

An outdoor GFCI that's under a covered porch has been working fine for a long time, but recently started failing to turn off when the 'test' button is hit. Here's what I observed. Right after ...
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2answers
70 views

What kind of mask will protect me from PTFE (teflon) fumes?

I'm cutting and etching sheets of teflon in a laser cutter. The laser is well ventilated but there is still a very strong odor. I did a number of small cuts yesterday and did not develop any symptoms ...
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2answers
105 views

Is it safe and legal to make this gas plumbing connection?

I have learned that, contrary to what they tell you, the big box stores will not connect your gas dryer when they deliver it. So I was left to do it myself. The guy told me to remove the incorrect ...
29
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11answers
5k views

Should I tilt my DIY self-standing bookshelf backwards to prevent it falling down?

Context I intend to build a self-standing bookshelf using 18mm-thick, CNC-router-cut plywood. The bookshelf is made of nested planks, and entirely fits a 35cm-deep recess in my wall. Following ...
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1answer
82 views

Is it safe to run multiple (four) mains electric cables in a conduit together (heat considerations)

I have four 240V mains (United Kingdom) cables I would like to run along the side of a wall in a conduit/conduit(s). Can you advise if it is safe to put all 4 cables in the same conduit or multiple ...
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3answers
281 views

Is there harm in using a GFCI outlet as a switch?

I have a GFCI outlet in my garage which is about 4 feet off the ground. I have a couple work lights plugged into it which can only be turned on and off by plugging/unplugging them. I have recently ...
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2answers
201 views

Attic Fiberglass safety?

So im in my attic installing Cat6 cable in some places. It's a yellow looking insulation (Some is sort of "loose" and some are in sheets, the loose stuff is more white-ish). The House was built in ...
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2answers
126 views

Moving House Electrical Outlet

I am building a window bench seat in my home. The bench will cover 2 of my electrical receptacles. My plan is to extend the wires from each of the original blue 1 gang boxes and feed them into new 1 ...