Are smoke detectors a space spinoff?
They Came From Outer Space! If you have a trash compactor or water filter, they qualify for the space-born list. And so does the smoke detector that warns you when your toast is burning.
How was smoke detectors used in space?
Smoke detectors work by looking for particles in the air that are about the same size as the particles normally found in smoke. This space station experiment will burn samples of materials normally found in space — like Teflon, silicon, cellulose and Kapton — and then measure the size of the particles in the smoke.
Why did NASA invent smoke alarms?
Smoke detectors In the 1970s, NASA partnered with Honeywell Corp. to create a device that would detect smoke and toxic gases in Skylab, America’s first space station. The result was the first ionization smoke detector, using a minute amount of the radioactive isotope Americium-241.
Can memory foam cause breathing problems?
Memory foam may contain isocyanates, which, according to the Occupational Safety and Health Administration, can cause irritation of the eyes, nose, throat, and skin. Exposure to isocyanates can also lead to chest tightness and asthma.
Is polyurethane foam safe to sleep on?
Just like almost every other substance on the planet, polyurethane foam off-gasses, or releases compounds into the air. Yes, you breathe in these compounds when you sleep on these mattresses. But no, they’re not going to hurt you. Polyurethane foam comes in many different kinds, and it’s in tons of stuff.
Is Memory Foam hot to sleep on?
Memory foam retains more body heat than other mattress materials, causing some sleepers to become uncomfortably warm or hot during the night. This can decrease their quality of sleep and leave them feeling poorly rested when morning comes.
Can a bad mattress cause shortness of breath?
Then, you could be at risk for difficulty breathing, chest tightness, or even trouble sleeping caused by shortness of breath. Of course, even a mattress that’s a few months old can have dust mites, just not (nearly) as many as what would be in an older mattress or worse, a secondhand mattress.
Why does my mattress hurt my hips?
A mattress that’s too soft or too hard could trigger pressure points, which may lead to a sore hip. Sleep posture can also cause pain. Try sleeping on your back or, if you’re a side sleeper, sleep on the side that doesn’t hurt and put a pillow between your knees to keep your hips aligned.