Many could do this. Examples:
Because do you want people to get sick and make other people sick do you.
Rotten nuts can make people sick.
In some people yes, but in most people no. If you are alegeric to it, definetely it will make you sick, but otherwise no.
An improper drainage system would be anything that allowed sewage to drain directly onto the ground. This would cause contamination of the ground and make people sick if they were to come in contact with it.
To make a baby sick you can expose your baby to people that are sick. Bringing the baby around people who have been sick exposes they smaller immune system and most likely the baby will catch the illness.
It depends on your nausea tolerance level. I don't get sick on it, but i have good tolerance.
make them sick
It sure can. If it's polluted with nasty bacteria, or maybe even something poisonous, then it'can make people sick.
Too much sugar makes people sick in about few minutes.
To be rude or to make you sick!!
eating poo
sick,poo,pee,moldy milk, out of date cheese