Industry is any economic activity which creates jobs and generates income. All industry is made up of four sectors that are a linked together like a chain: primary, secondary, tertiary and ...

Save guides, add subjects and pick up where you left off with your BBC account. There are four main types of industry: primary, secondary, tertiary and quaternary. The type of industry a country ...

Public health, like medicine, focuses on three stages of prevention: primary, secondary, and tertiary. Primary prevention means preventing disease before it occurs by altering behaviors.

New research presents a versatile method for the synthesis of primary, secondary, and tertiary amines containing two stereogenic centers.

Schapiro: Primaries test the politicians and the process Having rid their respective parties of Morrissey and Chase, Lashrecse Aird and Glen Sturtevant, in effect, became senators-elect, lifted in ...

Understanding whether your travel insurance provides primary or secondary coverage is crucial when planning a trip.

Secondary sector companies produce goods using the raw materials harvested by primary sector companies. Manufacturers are secondary sector companies. Tertiary sector companies are service providers.

Medicare will generally be the primary payer and your additional insurance plan will be the secondary payer. Secondary payers can help cover out-of-pocket costs and services Medicare doesn’t cover.

You can have either primary, secondary or tertiary adrenal insufficiency. Primary adrenal insufficiency is when your adrenal glands are damaged and can’t make the cortisol you need.

The primary schools were ranked by the percentage of pupils who met expected standards in reading and maths tests, as well as working at the expected standard in writing.