Questions about: safety - страница 1

topic 7671A discussion started in 2001 & continuing through 2016 and beyond. Q. I have a covered bridge with a typical corrugated galvanized steel roof
I've come across a scenario in which this feature might actually improve safety: Some older European buildings still have TN-C wiring in place. Current wiring codes no longer allow this due to safety concerns (which I'll get to in a minute), but ther
re: "Can I just make one with 2x4 and plywood that's only 4" tall, basically just enough to be able to drain water off the drain tray? Or does the code require it be higher?" I imagine you 'can' do that, but I wouldn't recommend that you do that. I r
Septic Tank - Planting over or near the SoakawayTable of ContentsSeptic Tank soakaways, when correctly installed, do not smell, so there is no need to plant anything other than grass over them. However, many people, especially those with smaller gard
Very new to electronics and I'm wondering if you can help me with wiring this project I'm working on. I need a push button to do two things, start a timer and move a servo (once the timer starts). Also, I want to have a PIR sensor in it to decrease t
Posted by : Ecohome | Emmanuel Cosgrove, Mike Reynolds TECHNICAL GUIDE : Slab-On-Grade Construction, an affordable and durable alternative to starting a home with a basement. Starting your home with a slab-on-grade instead of a conventional basement
I live in an old apartment which does not have laundry, or even laundry hookups. Since I despise laundromats, I took it upon myself to get a portable washer which connects to a sink, and a portable dryer. Now that summer is here, the dryer really nee
Which is safer; alternating current (AC) or direct current (DC)?Alternating current (AC) and direct current (DC) have slightly different effects on the human body, but both are dangerous above a certain voltage. The risk of injury changes according t
Material Safety Data Sheets (MSDS) and Certificate of Compliance (CoC) have to come from the manufacturer or main supplier of the product. I have worked at a few places that demanded at least a CoC, and sometimes a MSDS which was usually for hazardou