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

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0
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3answers
47 views

Protect from 3D Printer fumes [on hold]

I'm planning to buy 3D Printer that can only print with ABS (Zortrax). I have a small child (3 months old) at my flat so I'm afraid that fumes can have negative impact on her health. What should I ...
6
votes
7answers
1k views

What is the safest way to cut up an old kerosene storage tank?

Folks, I need to remove an old kerosene storage tank (for central heating) from my in-laws back garden. The tank is moulded plastic, and has a 1,000 litre capacity. The access point it was ...
0
votes
2answers
47 views

PVC piping for low-pressure air line?

I'm finding that I need more aeration for my aquaponics fish tanks than is practical to supply by buying small consumer-grade air pumps for each tank. Additionally, typical consumer pumps have issues ...
-1
votes
2answers
121 views

Safety with Dremel 8050 Rotary tool [closed]

As of July 6, 2015: Dremel model 8050 cordless Lithium Ion 8 V Rotary Tool has been pulled and is no longer available for purchase at Lowes, Home Depot, or Amazon. Dremel Customer service advises "do ...
0
votes
1answer
36 views

Strength of steel tube

What is the minimum size rectangle steel tube needed to lift 500 lbs with the fulcrum in the middle of a seven foot tube? Assume a minimum of 1.5 inches outside dimensions, long side vertical. ...
5
votes
2answers
202 views

Should I install tamper resistant receptacles

When changing out receptacles should I be installing tamper resistant receptacles? It seems that the 2008 NEC requires these devices to be installed for any new install, should I be installing them ...
1
vote
1answer
48 views

Weight bearing glass furniture

I've seen some furniture (beds, tables, media units) that are made of wood but sit on glass legs. See this bed with glass legs. The glass legs are usually rectangular and appears to be double ...
0
votes
0answers
37 views

Is it safe to use pressure-treated wood for a workbench in my shed?

I have some leftover PT wood from building a platform for my shed. I'd like to use it to build a frame for a worktable that I can place inside that shed. It will stay dry in the shed, but the shed ...
1
vote
2answers
497 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 ...
4
votes
3answers
6k views

Can I use a cord and plug to power a wall sconce?

I have a wall sconce that my wife really likes and wants installed on an interior brick wall. The sconce she purchased is designed to sit on top of a wall box that has been prewired. I don't want to ...
2
votes
2answers
157 views

Have an unused receptacle in the ceiling that used to have a fan. What is safe way to cap it?

I have an unused receptacle in the ceiling that used to have a fan attached. Now the wires are dangling out of the box (all are wire nutted to keep separate except the ground). If I go to and get a ...
2
votes
1answer
52 views

Can I terminate my dryer vent next to my gas meter?

Background I want to move my electric dryer. This involves moving the exhaust vent. This question is about where I can safely terminate the vent duct on the exterior of my home. I already understand ...
0
votes
1answer
86 views

Is it okay to throw paper towels & rags with mineral spirits in the trash bin?

Newbie painter here. Is it okay to throw rags and paper towels that soaked mineral spirits into a plastic bag and then into the trash can?
7
votes
3answers
4k views

Can a stove be beneath a window

I'm upgrading my kitchen and after endless deliberating, feel that the kitchen is best laid out having the stove directly beneath a window (the window is about 8" above the stove). I was wondering ...
2
votes
4answers
135 views

Secret documents digital safes without an overriding key? [closed]

Are there any safes which can be opened with a programmable keypad combination or thumb fingerprint but do not come with a key? I am concerned about the fact that if somebody steals my key they will ...
2
votes
2answers
77 views

Are two prong cords safe? Audio Interface

I have an audio interface called an m-audio profire 2626 (made sometime in the late 2000's) that's just a solid metal box that takes inputs form mics and 1/4 jacks - it only has a two prong plug-in ...
0
votes
2answers
8k 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 ...
17
votes
9answers
8k 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. ...
0
votes
0answers
31 views

Advantages/Disadvantages of “pig snout” style or common two filter respirators

I'm looking at getting a respirator for mainly woodworking. I have seen the two filter type is very popular. I do not know though, with the two filter style respirator do you always need a filter on ...
6
votes
2answers
16k views

Must I remove asbestos from my heating vents?

I've got an old house with some asbestos tape on the heating vents, and some old floor tiles which are asbestos suspects as well; duct cleaning firms won't do cleaning on the vents with the tape ...
2
votes
0answers
31 views

If a Drill's Clutch doesn't properly align the gears, can it cause the Chuck to loosen?

So I was using my hammer drill to drill into some masonry when I ended up hitting the clutch to a lower setting. When this happened, the trigger remained pulled for a moment, but the bit nor the chuck ...
0
votes
2answers
75 views

Is it safe to have a wall wart plugged in to a receptacle in an attic?

I'm trying to move my router to get better reception through my house. There is a perfect spot just below the ceiling in the middle of my house. I can run the CAT5 no problem, however, I'm worried ...
4
votes
1answer
183 views

At what height should CO detectors be installed?

I've got a Carbon Monoxide (CO) detector (BRK CO250B, instruction sheet PDF) that I am looking to install in our house. All of the bedrooms are on the top level of our quad-level house, and I'm ...
5
votes
3answers
23k 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?
1
vote
1answer
81 views

Light socket adapters - are they safe?

I'm in the process of building a little grow cupboard for herbs and vegetables and want to make a row of 24-30W CFL's (compact flourecent lights) and have found these plug adapters: ...
7
votes
3answers
317 views

What can I do about electric code violations in a rental unit?

My fiance and I are currently renting an apartment in Baltimore, MD and recently we have become alarmed by much of the house's wiring. Things we have seen included: countless wires that are spliced ...
2
votes
1answer
61 views

How to safely install drywall anchors near wiring

I need to hang a rack on a pantry wall, the other side of which has a light-switch. The rack will be holding quite a bit of weight (well-distributed, and close to the wall, though), and I need to ...
1
vote
1answer
33 views

Correct gauge of wire to power 2 ceiling lightnings

I was attempting a simple home improvement project that has slowly become a bigger job than I expected. So my aunt had a light bulb hanging from the ceiling in the corridor and wanted it replaced ...
1
vote
1answer
37 views

Using a Light Bulb Socket Switch to Control a Buzzer

I am currently using a turn knob switch for light bulbs to enable and disable a buzzer. I think the buzzer runs at 12 volts and draws a few amps. Is this safe? Unless I'm told otherwise my basic ...
4
votes
3answers
16k 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 ...
3
votes
5answers
40k 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 ...
17
votes
5answers
28k 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
2answers
149 views

How do I make my gas oven produce less carbon monoxide?

I had someone perform a combustion safety test on my oven today and he discovered that it's producing an elevated level of carbon monoxide compared to average: 80 PPM. He said the best ovens he's seen ...
4
votes
2answers
4k views

What is an oven anti-tip device and how do you install one?

I'm trying to sell a home, and we're in the inspection / repair phase. The buyers asked for me to install an anti-tip device for the oven in the kitchen, and I'm not even sure what that is. Can ...
0
votes
3answers
362 views

Using half of a 240v dual-phase circuit as a 120v single-phase circuit (US)

Usually when I see a 240v device, it is wired to its own double-pole circuit breaker, with each pole connected to a different 120v phase (to provide 240v total). If there is a 120v device in the same ...
3
votes
2answers
165 views

What are the code requirements for crossing a buried LPG line with an electric line?

Trenching for 1" Non-Metallic Liquidtight Conduit Type LFNC-B with 18" cover (10-3 W/G UF wire installed, 240V with 30A breaker) to serve a well. Just bumped into LPG line crossing conduit's path at ...
7
votes
2answers
528 views

What is the best short-term solution for fused neutrals?

I have inherited a house that has been in my wife's family since 1860. I do not know when it was electrified, but it seems to have skipped knob and tube. There is a lot of fabric-covered wire, and ...
2
votes
1answer
51 views

Is the light intensity from inverter type welders different from transformer type welders?

I have tried researching this, but cannot find any supporting information. I would like to know if the light intensity from inverter type welders is different to transformer type welders, and if so, ...
1
vote
2answers
127 views

Safely use a bare light socket

I've got a box of sockets like this: I was planning to mount a few of these on the ceiling, but am wondering about safety since the hot wire is essentially exposed, and would be very close to one's ...
2
votes
2answers
154 views

When does one get a new extinguisher or recharge?

Do you have to recharge a fire extinguisher every year even if if still shows some charge? Is the year the standard or does it depend on whether the extinguisher is showing no charge? What if it ...
2
votes
2answers
3k 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 ...
2
votes
1answer
339 views

How do I determine what max 3 way bulb will be safe in my lamp?

I bought a lamp that has a metal shade. The sticker says max 60 watt but it clicks 3 times like a 3-way with the light coming on on the second click. How do I determine what max 3 way bulb will be ...
3
votes
5answers
9k 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 ...
2
votes
1answer
15k views

How to cover an open/exposed wire fast and safe for a long period?

I have a 3 pin socket on the wall that is broken and I'm going to fix it. And while at that, I also want to fix the wall (re-cement it and paint it again). After I dismantle the socket, the 3 wires ...
13
votes
4answers
2k 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 ...
6
votes
1answer
212 views

Why do fire extinguishers lose pressure over time?

We have a lot of fire extinguishers we're using in our company, and I'm wondering why fire extinguishers become depressurized even they're not being used, just on standby. I want to know why it's ...
1
vote
1answer
1k 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?
6
votes
4answers
2k views

How to I safely anchor a safety line to a chimney?

I am going to be installing an antenna at the top of my brick chimney and I'd like to be able to use a safety line with a fall arrestor. The chimney visually looks OK. I'm trying to figure out the ...
0
votes
1answer
461 views

My roommate accidentally(?) left the stove on. Should I be concerned? [closed]

Not sure if this is the right place to ask, but it's somewhat of a safety question, so here goes... I came home from work the other day and saw there was a pot on the stove. Thinking one of my ...
4
votes
3answers
821 views

Should I replace ALL the fuses in plugs?

In certain countries (for example the UK), plugs have fuses in them. In most cases, this is a stand 13 A fuse. My question: If I know that a device (to which the plug is attached) won't draw even a ...