Basketball history changed on October 30, 1954, with the introduction of which device in NBA games?

What basic material is used to make casts for broken bones and sculptures? Military basic training is also known by what nickname? What roofed shelter for a car, basically a garage without side walls, is associated with 1950s architecture? Which guitar effect, controlled with the player's foot and named for the sound it makes, was invented by accident by an… Bastille Day in France commemorates the storming of the Bastille on which date in 1789? "Bat Out of Hell II: Back into Hell" was a 1993 album by which singer? What bath sponge is really the dried fiber of a tropical gourd? An old saying claims that eccentric people have bats in which part of a church tower?