<P> Precision casino dice may have a polished or sand finish, making them transparent or translucent respectively . Casino dice have their pips drilled, then filled flush with a paint of the same density as the material used for the dice, such that the center of gravity of the dice is as close to the geometric center as possible . All such dice are stamped with a serial number to prevent potential cheaters from substituting a die . Precision backgammon dice are made the same way; they tend to be slightly smaller and have rounded corners and edges, to allow better movement inside the dice cup and stop forceful rolls from damaging the playing surface . </P> <P> While the terms ace, deuce, trey, cater, cinque and sice are generally obsolete, with the names of the numbers preferred, they are still used by some professional gamblers to designate different sides of the dice . Ace is from the Latin as, meaning "a unit"; the others are 2 to 6 in Old French . </P> <P> Using Unicode characters, the faces ⚀ ⚁ ⚂ ⚃ ⚄ ⚅, can be shown in text using the range U + 2680 to U + 2685 or using decimal & #9856; to & #9861; . </P> <P> A loaded, weighted, or crooked die is one that has been tampered with so that it will land with a specific side facing upwards more or less often than a fair die would . There are several methods for creating loaded dice, including rounded faces, off - square faces and weights . Transparent cellulose acetate dice are used by casinos as tampering is more apparent than with opaque dice . </P>

How many dots on a 6 sided dice