STEM, then, is a specific program designed for a specific purposeâto integrate and apply knowledge of math and science in order to create technologies and solutions for real-world problems, using an engineering design approach. Itâs no surprise that STEM programs need to maintain an intense focus.
Excise definition, an internal tax or duty on certain commodities, as liquor or tobacco, levied on their manufacture, sale, or consumption within the country. See more. Dictionary.com
1 an excise is typically heavier, accounting for a higher fraction of the retail price of the targeted products; and. 2  an excise is typically a per unit tax, costing a specific amount for a volume or unit of the item purchased, whereas a sales tax or VAT is an ad valorem tax and proportional to the price of the good.