â The presence of marijuana is detected by a drug test through the presence of the active chemical THC or Tetrahydrocannabinol. Technically, what is detected is known as THC-COOH (11-nor-delta-9-tetrahydrocannabinol-9-carboxylic acid).
1 Average Riding Instructor Salary: Independent riding instructors typically charge an hourly rate for services but on average earn about $35,000 to $39,000 per year.
An Animal Trainer will usually earn an average wage of between 24000 and 36000 based on tenure and industry expertise. Animal Trainers earn a compensation of Thirty One Thousand One Hundred dollars each year. Animal Trainers can get the best compensation in Delaware, where they get average pay levels of about $37500.