text: and this is nearly indestructible. It's very important. Prions remain active for years in the environment. Almost impossible to destroy these things. ಸರಿನಾ? ಕಂಪ್ಲೀಟ್ ಆಗಿ ಡೆಸ್ಟ್ರಾಯ್ ಮಾಡೋಕೆ ಆಗೋದಿಲ್ಲ. Next.