What are the 3 basic types of rocks? Just as any person can be put into one of two main categories of human being, all rocks can be put into one of three fundamentally different types of rocks. Igneous rocks are crystalline solids which form directly from the cooling of magma.
fodder. n. 1. (Agriculture) bulk feed for livestock, esp hay, straw, etc. 2. raw experience or material: fodder for the imagination.
Regardless of what you call it, FOD is a serious concern in any manufacturing or operational environment where safety and quality assurance requires that everything should be in its proper place. Airfield sweepers, which periodically clean runways, taxiways, ramps, aprons and parking areas of small debris.