Complex sentence: Phos-Chek WD-881 is mixture of anionic surfactants, foam stabilizers, and solvents including hexylene glycol and is used as a short-term fire suppressant.
Split into simpler sentences: Phos-Chek WD-881 is mixture of anionic surfactants, foam stabilizers, and solvents including hexylene glycol. As a Fire-fighting foam, it is used as a short-term fire suppressant.