Energy & environment · 25/08/2023
EPA Solicits Public Comment on NASA's Request for Emergency Exemption for Ortho-Phthalaldehyde
The Environmental Protection Agency (EPA) is seeking public comment on a request from NASA to use the pesticide ortho-phthalaldehyde (OPA) to treat bacteria in the International Space Station's coolant fluid, as a new chemical not yet registered by EPA.
Original source language: Federal Register — Environmental Protection AgencyOpen original release →