{ tcb }: magnetic pulse
{ tcb }: polyvinyl chloride
{ tcb }: oxyfuel
{ tcb }: flux-cored arc
{ tcb }: electroslag
{ tcb }: keystone
{ tcb }: parhelia
{ tcb }: etruscans
{ tcb }: shock wave
{ tcb }: carbon arc searchlight
{ tcb }: metal halide
{ tcb }: corbelled arch
{ tcb }: xenon
{ tcb }: krypton
{ tcb }: two electrodes
{ tcb }: ionized by high voltage