shuffle blackjack

What do blackjack dealers whisper when they ask a player to split a new card game?
Every time you play blackjack The Vegas, the dealers will ask players to insert a plastic card for each new front apron of randomness. When they do, they usually mumble something to the player and life can not understand what they say. It sounds to me like "Cha blocks. Thoughts? Thanks
They say "shuffle test" and Pit bosses care. This is for several reasons but the main reason that we need to do this is that employers have the opportunity to ensure that letters do not cut. Otherwise, it would be relatively easy for a dishonest trader fraud The bridge is one of his friends, sit back and give you a winning hand.
How to Play Blackjack: A Dealers Perspecitve : Dealer Shuffle in Blackjack