Pathogenic Bacteria. Pathogenic bacteria (bacteria capable of causing disease) because they release chemicals called toxins. Toxins are classified as either endotoxins or exotoxins. Endotoxins produce toxic substances which are stored in their cell walls and released when the bacterial cells are lysed (broken open).athogenic bacteria (bacteria capable of causing disease) because they release chemicals called toxins. Toxins are classified as either endotoxins or exotoxins.
Ty Cobb. Ty Cobb is arguably the greatest baseball player who ever put on spikes. During his 24-year career, he established records in virtually every area of the offensive game. His .367 lifetime average stands as the best in baseball history, a virtually unattainable goal for hitters.
Hitters call this the sweet spot on a bat, or hitting a baseball with that spot is called barreling up the baseball. It's the primary skill in hitting--delivering the part of the bat that can handle impact to the baseball in motion. Here's a decent slo-mo that shows the inherent flaw in using a wooden bat.