Galileo Galilei-Galileo (1564-1642) was the most successful scientist of the Scientific Revolution, save only Isaac Newton. He studied physics, specifically the laws of gravity and motion, and invented the telescope and microscope.
1 Stools that are black, tarry, or bloody.  You recognize symptoms of chemical or toxin food poisoning, such as vomiting, diarrhea, sweating, dizziness, tearing in the eyes, excessive salivation, mental confusion, and stomach pain, beginning about 30 minutes after eating contaminated food.
How long does it take for food poisoning (salmonella) to make you sick? Q: I heard it can take 72 hours. Is that true? A: Sorry to say, every one of the 23 answers so far is wrong because SALMONELLA DOES NOT CAUSE FOOD POISONING.