The U.S. Consumer Product Safety Commission (CPSC) has issued a safety warning after the discovery that tabletop fire pits ...

OBSERVATION of the flow pattern of a two-dimensional liquid jet directed into a blind cavity formed by solid surfaces indicates that the entire pattern may be treated as a fluidic oscillator circuit.

Products sold as tabletop firepits, firepots, miniature fireplaces or portable fires for indoor use are "extremely dangerous, ...