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

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1
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2answers
455 views

How to install 230V Light with Light-activated-resistor?

I am trying to set up light-activated-resistors that activate a light during dark hours. I have bought a ready Chinese thing that apparently contain a driver to change from AC to proper DC output for ...
1
vote
1answer
82 views

Are molds dangerous to health if they are not in my own apartment?

I need a help to decide if I will move out from this building because of mold and health risks. Is it dangerous to live in a buliding in which the hallway is full of mold? I've been reading about ...
3
votes
3answers
107 views

What is a quick and easy way to disable a door so you can no longer use it?

I have a two story home with a one story garage attached. The garage has a flat roof. I can access the roof through a door in my upstairs bedroom. At one time the garage roof had a fence around the ...
2
votes
4answers
73 views

What's the recommended distance of a fire pit from a building?

I'd like to know if there's an argumentation-/science-based recommendation regardless of the specific laws in different countries. Boundaries/parameters of my question: fire pit for making a(n open) ...
4
votes
3answers
11k views

What kind of gloves do I need for working around electrical wires?

What kind of gloves could I wear before manipulating electric wires if I really want to be safe even after having turned off house electricity? And where to buy them?
-2
votes
0answers
90 views

Why do outlet faceplates use flathead screws? [closed]

I had to take the faceplate off of an outlet to paint. I was surprised to see that is was attached by a flathead screw. Since then, I've been checking other outlets and just about every one uses a ...
12
votes
6answers
2k views

Electric shock - was I stupid, unlucky, or a combination of both?

One of the double sockets in our garage needed replacing (damaged after a washing pole hit it) - a pretty trivial job that I'd done before. So I flipped the MCB for the ring main, used a non-contact ...
13
votes
10answers
3k views

How can I protect my fingers while using a band saw?

I intend on using a band saw to cut out large meeples (the wooden pieces from the board game Carcassonne) from a 2x4 board. I'm worried about cutting my fingers. What tool can I use to help keep ...
3
votes
2answers
132 views

Can a 1x4 jack stud be used instead of a 2x4?

I just noticed that my contractor,whom is building a shed, has cut the sole plate and replaced the jack stud with a 1 by 4 to accommodate a door he ordered. He had framed the opening too small and ...
3
votes
3answers
2k views

Are there any good videos available that teach basic carpentry?

I apologies if this was already covered but I could only find a thread on books, and it was geared towards someone having some basic skills already. While I am far from useless, I never had a reason ...
2
votes
3answers
7k views

Why does my laptop charger make a spark when plugged in?

From time to time (not always but often enough) when I plug my laptop's charger in the wall outlet it makes a spark (even if I use different outlets it's the same). Why does it do this? Is this a ...
0
votes
2answers
213 views

Is ceiling fan missing grounding wire from the ceiling box, and is this safe?

I recently had a contractor/handyman install a Hunter ceiling fan for me. It worked great, but my wife came home and thought it was too big. I ordered a different Hunter fan, and figured I could ...
0
votes
2answers
322 views

How do I safely paint the walls and ceiling in this high ceiling staircase?

I need to paint the walls and ceiling in this staircase. The ceiling is flat, and does not slope down with the stairs. That means that the ceiling at the bottom of the stairs is very high. The walls ...
2
votes
2answers
3k views

Is it safe to shut off cold water entering water heater?

I have a pretty bad situation at my place. I have a leaky shower faucet which has gone from drips to a steady stream. I calculated the flow at .3 gallons per minute. My very old home has no private ...
13
votes
4answers
58k views

How do you know when and where it is safe to drill into a wall?

Lots of home projects involve cutting or drilling through walls (everything from nails, screws, or hooks to mount things to cutting through drywall and drilling through studs to run wire). In ...
2
votes
2answers
356 views

Ways to Safely Repair 45 Degree Pitched Roof without Jacks?

What methods can a person use to safely repair a roof that is slanted at a 45 degree (or greater) angle without using Roof Jacks? Is there anyway it is possible for a person to safely walk on such a ...
3
votes
1answer
204 views

Can I build 11' x 5.5' loft with 2x2x8 beam and 2x4 joist?

I have looked at a lot of span tables and calculators and am not sure if I can safely build this loft. It is in a garage and will need to bear the weight of two or three people and a build-in desk ...
2
votes
3answers
335 views

Any problem with installing two identical circuit breakers in series?

Suppose I want to reduce risk of a circuit breaker malfunctioning and failing to disconnect a shorted circuit. What if I install two identical breakers sequentially (one after another) so that if one ...
1
vote
2answers
73 views

What could be causing my electric hob to leak voltage?

When cleaning my ceramic hob yesterday (wet, but not excessively), I noticed some voltage going through my wet finger when touching the shaft of one of the knobs (I had removed the knobs before). I ...
3
votes
2answers
420 views

Why was the ground for this fluorescent fixture not connected to the ballast?

I just purchased a set of fluorescent fixtures that are fitted with a plug to connect to a standard 3-prong receptacle. My intention is to replace the plug with Romex cable, and wire the fixture ...
13
votes
4answers
12k views

Extension cord and power strip safety

I've heard that there are some safety and building code issues involved with using extension cords or power strips (surge protectors) for anything other than temporary use. What are the issues, and ...
2
votes
3answers
183 views

How can I attach a safety gate at the bottom of the stairs?

I have a wall on one side with trim molding at baseboard and opposite end is the wooden banister. What type of gate can I attach. The drywall is not holding the screws in place and we we frequently ...
0
votes
2answers
200 views

What happens if you wire a four-prong dryer cord backwards?

What happens if you get the red and black wires of a four prong dryer cord backwards? This question assumes: we are talking about U.S. Residential wiring the person doing the wiring gets the green ...
1
vote
1answer
95 views

Is there an electrical problem if my voltage/metal detector alerts for the whole wall?

I'm about to drill some 5mm diameter x 35mm deep holes to support a new curtain rail and when I used a voltage/metal detector to check for cables etc. it gives an alert for the entire surface of the ...
1
vote
2answers
194 views

Power Strip/Extension Cord on TV stand

I have a question. I have a TV stand with a capacity of 80 lb., and on it a TV that weighs ~50lb. On the wall directly behind my TV, I have two electrical outlets. On the floor, I have a surge ...
0
votes
1answer
81 views

811 just marked my utilities, can I mow my lawn?

I had 811 mark my utility lines. They were here today.They marked with both spraypaint and flags. The markings are valid per their rules for 30 days. It will be about 2 weeks before I can get the ...
-1
votes
1answer
75 views

220v Grid Tie Inverter

I just bought a 3000w 220v grid tie inverter and I'm wondering if it is safe to simply plug it into the 220v port in my laundry room (the one my dryer runs on) and then run it, or is there more I need ...
10
votes
3answers
1k views

What is the relative importance of cut-retardant safety gloves when using a chainsaw?

I am evaluating some cut-retardant gloves for use with a chainsaw. At first the idea of protecting my hands appealed to me, but later I couldn't really justify to myself why that purchase would make ...
5
votes
4answers
235 views

How do you maintain good posture when working on things on the floor?

Over the past few days I've been working on some aluminum frames which are fairly large and don't fit on any tables (without stuff piled on them) I have. Now, my back is starting to hurt from being ...
0
votes
2answers
94 views

How can I know the 'capacity' of an electric socket?

I bought an electric oven, and the safety instructions say that it should be plugged to an electric socket with "capacity at least 10 Ampere". How can I tell the capacity of my electric sockets? I ...
0
votes
1answer
85 views

How can I be sure I connected the electric power socket correctly?

I just installed a new power socket (instead of an old one) for the first time. I plugged in a light lamp and it seemed to work OK. But the socket should be used with much heavier instruments (kitchen ...
10
votes
3answers
6k views

Best practice for oily rag safety?

Most everyone's heard about piles of oily/greasy rags igniting. Linseed oil seems to be a popular culprit for it, but I've also recently heard claims of common automotive oil being involved. I've ...
0
votes
1answer
184 views

Is it okay to use brass inserts in a plastic reverse osmosis pipe?

I've learned that letting metal contact reverse osmosis filtered water is generally a bad idea as it corrodes the metals and leaches them into the clean water supply. However, I'm having a hard ...
3
votes
4answers
4k views

How can I make wooden stairs slip-proof?

My wife loves the idea of removing our stair carpet and putting bold/bright wallpaper on the vertical faces (risers)... ...but we're concerned that the horizontal parts (treads) would be much more ...
4
votes
3answers
3k views

How safe is having my boiler in my daughter's bedroom?

I just moved into a new house where the 10 year old boiler is located in the bedroom where my 3 year old daughter sleeps. I'd like to get an idea of how safe/dangerous this situation is. Could the ...
1
vote
1answer
80 views

UL Listing for Small Appliances - Commercial vs Home [closed]

Is a small appliance (microwave, coffee maker, etc.) that's UL & c-UL Listed for Commercial Use Only safe to use at home? What about the reverse: is a small appliance that's UL listed for ...
2
votes
2answers
158 views

Replacing hardwired fire alarms with 10 year sealed alarms

My house was built in 2004 and came with fire alarms pre-installed and hardwired. The alarms also use a 9V battery backup, so we have to replace the batteries regularly (not an easy task with 9 ft ...
1
vote
1answer
315 views

Safety of 3-Way Lightbulb That Exceeds Max Wattage Only On Highest Setting

Can you safely use a 3-way bulb (50-100-150W) for a lamp that accepts a 100W bulb maximum? Is there any fire hazard involved?
4
votes
1answer
2k views

What glass for an interior, mainly glass, wall?

We would like to install a small interior wall (say 3m long) with a wooden door. We want to make it out of large wooden beams with glass between them (there is already one such wall in the house, and ...
1
vote
3answers
2k views

Can I clean my under-the-floor dryer vent?

Our laundry nook is smack in the middle of our house. The dryer vent goes into an interior wall, turns 90° downward, soon turns 90° back the way it came, and goes straight for four or five meters ...
10
votes
5answers
3k views

How can I protect my hands when using power tools?

When doing many DIY projects there's a strong need to protect hands against cutting by sharp part edges. Gloves seem a natural solution. However recently I was mounting a countertop and wearing ...
1
vote
2answers
297 views

Can I use EPS concrete for a fire bowl?

I found this recipe for EPS concrete, and am thinking of using it to make a fire bowl (a decorative concrete bowl like the one described here, which holds a chafing dish gel fuel pack.) I would like ...
15
votes
8answers
6k views

Would bullet proof glass help deter burglars? How does it compare to normal glass?

We consider buying an apartment, which has previously been used as a shop. Our only concern is that it has large windows (2,5 meters x 2,5 meters), which would function like an invitation to burglars. ...
21
votes
10answers
13k views

What are the most important things to check/do after buying a home?

We are in the process of purchasing a home that is over 20 years old. What are some of the most important things we should check/patch/do right away to make sure the home is running correctly and ...
3
votes
3answers
817 views

How can I safely work around power lines?

I have to do some painting and repair work on the outside of the house near the incoming power line. The repair is pulling off molding and replacing it as well as painting the surrounding area. I am ...
3
votes
1answer
93 views

At what Lead levels are respirators and hazmat suits required?

I am under going demolition work in pre-1978 building. I have paint chip samples sent away to determine ppm of lead. At what levels are contractors required to wear hazmat suits and respirators? ...
3
votes
4answers
17k views

How do I pressure test a natural gas line and what do the valve pressure ratings mean?

I'm planning to add an appliance to my house, and will want to do a pressure test of the newly installed gas lines. My main shutoff says 175 PSI, but most of the appliance valves say either 1/2 or 5 ...
4
votes
3answers
346 views

How do safety labels on light fittings work with energy saving bulbs?

My lamp says "Max 40W or Energy Saving 8W". I have a halogen bulb which says "28W = 36W". Is it safe to use with the lamp? Why / why not? (Sorry if the answer is easily available on the web - I ...
0
votes
2answers
5k views

Why is there a copper wire attached to this water pipe?

The outdoor faucet was turned on today(45 degrees), shortly after we discovered a leak in the house. We're not sure if the faucet broke or the pipe fractured/burst. After pulling back the drywall we ...
0
votes
1answer
119 views

Legal requirements regarding 100% asbestos duct work [closed]

I am renting a condo. After starting the heater, dusty air came out of the registers, so I called out a company to clean the ducts. They verified the ducts are 100% asbestos and cannot be cleaned. ...