Splashes are common when handling liquid nitrogen, and safety goggles must therefore be worn at all times when working with this material.
(Splashes; are; common; T:when handling liquid nitrogen) (Splashes; handling; liquid nitrogen) (safety goggles; must therefore be worn; T:at all times; T:when working with this material)
Splashes Splashes safety goggles
are handling must therefore be worn
common T:when handling liquid nitrogen
liquid nitrogen
T:at all times T:when working with this material