Yes, the helium doesn't let oxygen get through to your brain and can definitly make you feel light headed an dizzy.
No, you can die from inhaling to much helium.
chlorinated pool waters have side effects
Not very. It can make you a bit stupid, give you a nasty headache and -- under some circumstances -- kill you.
There aren't any records that show that inhaling helium gets you sick.
HELIUM is not toxic it is lighter than air.
Only if you inhale too much. Your lungs can't function without oxygen, and helium is devoid of it. Inhaling a little has no long term adverse effects so long as you blow it out.
headache, dizziness, nausea, death
Yes and no. Helium by itself is not toxic, however, it displaces the oxygen in the air which can cause suffocation and oxygen deprivation to the brain.
No. Inhaling bleach would cause damage to the nose, throat, trachea and lungs. See Related Links.
Helium isn't toxic to the body but does deprive it of needed oxygen. By inhaling Helium you are actually pulling oxygen out of the body and can be potentially dangerous if oxygen isn't reintroduced. As the related link states, sucking it in from a Helium balloon won't kill you. You might just get light-headed or pass out (don't hit your head). Inhaling it from a tank or climbing into a giant Helium balloon is extremely dangerous and there are fatal cases.
I think it would do more harm not just to your employess but your customers the smell of any paint is strong enough to give you a headache
Helium is a light bulbs filler gas. Due to different speed of sound, inhaling helium would made a duck like sound when speak. However, helium is not the laughing gas (though it give out funny effect). Laughing gas is actually nitrous oxide.