enow.com Web Search

Search results

1. Results from the WOW.Com Content Network

2. List of U.S. state minerals, rocks, stones and gemstones

   en.wikipedia.org/wiki/List_of_U.S._state...

   This page provides a comprehensive list of U.S. state minerals, rocks, stones, and gemstones.

3. Opal - Wikipedia

   en.wikipedia.org/wiki/Opal

   At microscopic scales, precious opal is composed of silica spheres some 150–300 nm (5.9 × 10 −6 –1.18 × 10 −5 in) in diameter in a hexagonal or cubic close-packed lattice. It was shown by J. V. Sanders in the mid-1960s [ 7 ] [ 8 ] that these ordered silica spheres produce the internal colors by causing the interference and diffraction ...

4. Discount rate - Wikipedia

   en.wikipedia.org/wiki/Discount_rate

   Discount rate may refer to: Social discount rate (of consumption), the rate at which the weight given to future consumption decreases in economic models Pure time preference , or utility discount rate, the rate at which the weight given to future utility decreases in economic models

5. Thomas Fire - Wikipedia

   en.wikipedia.org/wiki/Thomas_Fire

   The Thomas Fire originated as two separate fires, with the first fire igniting on December 4 at 6:26 p.m. PST, on a cattle ranch on Anlauf Canyon Road near Thomas Aquinas College, [140] while the second fire started about 30 minutes later, nearly 4 miles (6.4 km) north in Upper Ojai, at the top of Koenigstein Road.

6. Fire alarm system - Wikipedia

   en.wikipedia.org/wiki/Fire_alarm_system

   Fire alarm systems are required in most commercial buildings. They may include smoke detectors, heat detectors, and manual fire alarm activation devices (pull stations). All components of a fire alarm system are connected to a fire alarm control panel. Fire alarm control panels are usually found in an electrical or panel room.

7. Ten-code - Wikipedia

   en.wikipedia.org/wiki/Ten-code

   Fire: 10-70 Net message (State net traffic). Fire, phone alarm Fire alarm Fire 10-71 Proceed with traffic in sequence (busy here). Box alarm Advise nature of fire (size, type, and contents of building) — 10-72 — Second alarm Report progress on fire 10-73 Third alarm Smoke report 10-74 Fourth alarm Negative Negative 10-75 Fifth alarm In ...