Paralysis, and prolonged exposure (especially to the neck or heart) can kill. You could incapacitate someone, but if not careful, could outright kill or permanently paralyze.
Tell him to write honestly about how the text makes him feel and, if possible, try to relate the issues from the book to his own life, i.e. "This reminded...
A shock absorber works with the suspension springs: The springs let the wheel bounce up and down for a smooth ride. The shock absorber quickly stops the bouncing to return...
Using good, fresh eggs should not cause any problems, as you keep this recipe in the fridge when not in use. My mum has made this for many years, she...
Using a mylar (foil) balloon is actually safer for two reasons. First, it is easier to control how much helium you get. Second, there is no talcum powder inside the...