application of coating
61Fertilizer — Tennessee Valley Authority: Results of Fertilizer demonstration 1942 …
62Fabric structure — Fabric structures are architecturally innovative forms of constructed fibers that provide end users a variety of aesthetic free form building designs. Custom made fabric structures are engineered and fabricated to meet worldwide structural, flame …
63Drill bit — For the fictional character, see Drill Bit (Transformers). For the cancelled skyscraper nicknamed Drill bit, see Chicago Spire. For the types used in drilling wells, see Well drilling. From top to bottom: Spade, lip and spur (brad point), masonry …
64Chrome plating — This article is about a chromium electroplating technique. For other uses, see Chrome (disambiguation). Not to be confused with Chromate conversion coating. Decorative chrome plating on a motorcycle Chrome plating, often referred to simply as… …
65Light-emitting diode — LED redirects here. For other uses, see LED (disambiguation). Light emitting diode Red, pure green and blue LEDs of the 5mm diffused type Type Passive, optoelectronic Working principle Electr …
66Galvanic corrosion — This new manifold for water meters has replaced the old one after 4 years of use, having been connected directly to a copper pipe in the building (0.85 V of potential difference, see the point of corrosion in the bottom left). With a PVC battery… …
67Neon sign — …
68radiation — radiational, adj. /ray dee ay sheuhn/, n. 1. Physics. a. the process in which energy is emitted as particles or waves. b. the complete process in which energy is emitted by one body, transmitted through an intervening medium or space, and… …
69Gun laws in the United States (by state) — U.S. Firearms Legal Topics Assault weapons ban ATF Bureau Brady Handgun Violence Prevention Act Concealed carry in the U.S. Domestic Violence Offender Gun Ban …
70New Harmony Toll Bridge — Carries Two lanes of SR 66 …
