Toxin That Causes Botulism
This page is the CodyCross answer for the clue below from Past and Present Tech, Group 1455, Puzzle 2 (Cassette Tapes).
Question is: Toxin That Causes Botulism
and the answer is: BOTULIN
Word Meaning:
BOTULIN — An extremely potent nerve toxin produced by the anaerobic bacteria Clostridium botulinum. Ingesting botulin results in the serious medical condition of botulism.
Definitions from Wiktionary.