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 profit is equal to the gross profit minus overheads minus interest payable plus one off items for a given time period. Gross Margin vs Net Margin Gross margin is the ratio of gross profit to revenue. Net margin is the ratio of net profit to revenue. Gross is the profit from the transaction without deduction. Net is the profit from the transaction after deducting cost of goods and cost of the sale (manpower, taxes, rent, etc.) Gross and Net. Gross refers to the total and Net refers to the part of the total that really matters.