In that role it is called a blower vac. Values are usually given for operation at sea level ("sl") or in a vacuum ("vac"). In 2001, it patented the first vacuuming consumer beard trimmer, the Trim N Vac. The cordless hand vac & stick vac are the first in the AccuCharge lineup. Valve has implemented an anti-cheat system called Valve Anti-Cheat (VAC). In 1984 Royal introduced the Dirt Devil Hand Vac. Generally, the loaded voltage drops to about 800 VAC at full current. The Ultra Hand Vac is still available at some retailers and department stores. This is the home ground of the fallen Beerschot VAC. The distributor then appealed to the VAC, who upheld the BBFC's decision. However, typically EVOH has a higher comonomer content than the VAC commonly used. Even with private cheats however, some servers have alternative anticheats to coincide with VAC itself. Hovik "KQLY" Tovmassian was one of the highest-profile players to be issued a VAC ban.