Hazardous Material Summary Tables (HMSTs)
via nasa.gov
Short excerpt below. Read at the original source.
3 min read Preparations for Next Moonwalk Simulations Underway (and Underwater) A space toxicologist at NASA JSC. NASA Hazardous Materials Summary Tables (HMSTs) are a compilation of the chemical, biological, and flammability hazards of materials on a given flight or mission. HMSTs are required by Safety for all Programs, including but not limited to ISS, […]