For centuries going back to Leonardo da Vinci, humans have innovated and perfected ways to protect their health amid ...

Hazmat suits, even for kids ... The company's suits range from level D, which protects against dirt and grease, to level A, a fully encapsulated suit that protects against hazardous materials ...

The suits will replace eight 11-year-old hazmat outfits that are a year past their expiration dates, although they’re still usable by the Altoona Fire Department, which provides hazmat services ...