1 702.12b A permanent with indestructible canât be destroyed. 2  Such permanents arenât destroyed by lethal damage, and they ignore the state-based action that checks for lethal damage (see rule 704.5g). 3  702.12c Multiple instances of indestructible on the same permanent are redundant.
lethal dose. n. (Pharmacology) the amount of a drug or other agent that if administered to an animal or human will prove fatal.
Infection with the bacterium may result in a potentially fatal disease called botulism. Botulinum is the most acutely lethal toxin known, with an estimated human median lethal dose (LD 50) of 1.3â2.1 ng /kg intravenously or intramuscularly and 10â13 ng/kg when inhaled.