9 C.F.R. § 72.25
Dipping methods
Dipping is accomplished by thoroughly wetting the entire skin by either immersion in a chemical solution in a dip vat, or by spraying with a chemical solution using a spray-dip machine or a hand-held sprayer.
Dipping is accomplished by thoroughly wetting the entire skin by either immersion in a chemical solution in a dip vat, or by spraying with a chemical solution using a spray-dip machine or a hand-held sprayer.