In reference to the reader's question about slot machines where you play for gold or silver tokens: In Las Vegas, many of the casinos have 25-cent slots that pay off a $10 jackpot with a $10 silver souvenir token.
Moth (order Lepidoptera), any of more than 150,000 species of overwhelmingly nocturnal flying insects that, along with the butterflies and skippers, constitute the order Lepidoptera.
Mothballs are a pesticide product that contain either naphthalene or paradichlorobenzene as active ingredients. Both of these chemicals are toxic fumigants (which means they volatilize into the air) and must be present in high concentrations to be effective. This is the problem.