Substance-induced disorders include medical conditions that can be directly attributed to the use of a substance. These conditions include intoxication, withdrawal, substance-induced delirium, substance-induced psychosis, and substance-induced mood disorders.t is often thought that the main abused substances are illegal drugs and alcohol; however it is becoming more common that prescription drugs and tobacco are a prevalent problem. Substance-related disorders, including both substance dependence and substance abuse, can lead to large societal problems.
1 Net Profit Margin: This is often the equation used to determine an entire organizationâs profit margin. 2  Net profit margin is calculated by taking the companyâs total sales for a given time period, subtracting total expenses and then dividing that figure by total revenue.
Net is the final figure after you've taken expenses off. For instance net wages is wages after tax and other deductions. Net interest is after tax is taken off. Net profit is gross profit after overheads have been deducted.