A commercial driver's license (CDL) is a driver's license required in the United States to operate any type of vehicle. 1  weighing 26,001 pounds or greater, or any combination of vehicles weighing 26,001 pounds or greater when towing a trailer weighing more than 10,000 pounds.
The cause of drug abuse is not fully known but likely include genetic predisposition, co-occurring conditions and environmental circumstances. Drug use and experimentation is common in pre-adolescents and adolescents, but only a small percentage of those users will go on to abuse drugs.hile many people use drugs, only a small percentage abuse drugs, but it has been noted drug abuse often runs in families, suggesting genetics is one of the causes of drug abuse.
Causes of Child Abuse. Like any other abuse, child abuse also has a cause. There are many causes of child abuse. The most prominent one among the causes is mental illness, as well as psychological problems.The tendency is that people who are not in their right minds, could easily do harm to children, whether intentional or not.Also, family problems are major causes of child abuse.Parents under the power of drugs could easily hurt their children. Plus, financial problems could invoke parents or other members of the family to abuse children as an outlet of their emotions.lso, family problems are major causes of child abuse. Parents under the power of drugs could easily hurt their children. Plus, financial problems could invoke parents or other members of the family to abuse children as an outlet of their emotions.