WU TH1 Day 273 was 125

A small metal box sunk into the stage floor that contains an electrical outlet.

A lighting instrument that projects a diffuse (fuzzy), unfocused beam of light. Used 

for general i

A wooden frame covered in cloth or wood, usually rectangular.

The first row of lights hung on a  batten(pipe) behind the proscenium.

A nonflammable curtain hung directly behind the proscenium that protects the audience from fire