This doctor who screencap contains
cortina de fumaça, cortina de fumo, fogo, chamas, and inferno.
There might also be
show, concerto, antiaéreo, arma antiaérea, artilharia antiaérea, flack, pom pom, ack ack, ack ack gun, flak, pom do pom, ack do ack, arma do ack do ack, antiaircraft, antiaircraft arma flak, ack ack arma, serraria, and serração.