Benzylbutylphthalate (BBzP), also called n-butyl benzyl phthalate (BBP) or benzyl butyl phthalate, is a phthalate, an ester of phthalic acid, benzyl alcohol and n-butanol. It comes under trade names e.g. Palatinol BB, Unimoll BB, Sicol 160, or Santicizer 160. It is mostly used as a plasticizer for PVC. It is considered a toxicant.
Teeth worn down by bruxism. When teeth have been worn down from a habit of tooth clenching and grinding: 1  All of the upper front teeth usually have a similar length. 2  Instead of having gently rounded contours, their biting edges are frequently worn straight across.old has a wear coefficient that's similar to enamel, which means it won't cause excessive damage to opposing teeth. And since it's a metal, crowns made out of it are unlikely to fracture. Of course, the big disadvantage of this type of restoration is its appearance.
If you have crooked teeth and/or a misaligned bite (an underbite or overbite), there are a variety of treatments that can help straighten teeth, including braces and retainers. Many general dentists are doing basic alignment and orthodontics, but orthodontists specialize in correcting irregularities of the teeth.f you have crooked teeth and/or a misaligned bite (an underbite or overbite), there are a variety of treatments that can help straighten teeth, including braces and retainers. Many general dentists are doing basic alignment and orthodontics, but orthodontists specialize in correcting irregularities of the teeth.