'Rapid cooling' presentation slideshows

Recent surprises from observations of Compact Stars

680 views • 55 slides

Geologic issues about global climatic warming Is global warming real? What is the evidence for CO 2 as the cause

Geologic evidence of recurring climate cycles and their implications for the cause of global warming and climate changes in the coming century Don J. Easterbrook. Geologic issues about global climatic warming Is global warming real?

680 views • 45 slides

HAZ and Heat Input

HAZ and Heat Input. Basic Metal Structures. III. Interstitial Atom. II. Substitutional Atom. I. Pure Metal. Basic Metal Structures. I. Simple Cubic. II. Body Centered Cubic (BCC). III. Face Centered Cubic (FCC). Al, Cu, Ni. Fe, Cr. Temperature. % C. Iron-Carbon Diagram.

384 views • 26 slides

A. General Safety Rules

1. Listen to or read instructions carefully before attempting to do anything. 2. Wear safety goggles to protect your eyes from chemicals , heated materials, or things that might be able to shatte r. 3. Notify your teacher if any spills or accidents occur. A. General Safety Rules.

1.08k views • 23 slides

Rocks

Rocks. With few exceptions, rocks are composed of minerals. Most rocks are mixtures of minerals, which may be present in any proportion. Three classes of Rocks. Sedimentary Metamorphic Igneous. We classify Rocks by how they were Formed. Igneous Rocks.

496 views • 23 slides

Changing the Properties of Steels

Changing the Properties of Steels. Steels. Can be heat treated to alter properties by either: Heating and rapid cooling (quenching) Heating and slow cooling. Quenching. The steels shown in blue on the following slide can be heat treated to harden them by quenching. Hardening Temperatures.

810 views • 21 slides

New Specification for Cement Extenders

New Specification for Cement Extenders. M Mc Donald 10 November 2010. Allow use of commonly available materials. New Specification for Cement Extenders. Modern statistical quality control requirements. Align with international standards. Allow use of commonly available materials.

314 views • 21 slides

How Minerals Form

572 views • 21 slides

Lightning, Chemistry and the Impacts on Climate

Lightning, Chemistry and the Impacts on Climate. Oliver Wild Department of Environmental Science Lancaster University. Royal Meteorological Society: The Electrifying Atmosphere, 12 th Dec 2007. Overview. Formation of nitrogen oxides (NO x ) How, where, how much?

453 views • 20 slides

Heat Treating Steel

Heat Treating Steel. By: Louie Mysse Brandon Okerlund. Heat Treatment Processes. Tempering Annealing Stress Relieving Normalizing Quenching. Tempering. Reheating a Hardened Material Increases Ductility and Toughness Three Components Temperature Time Cooling Rate.

415 views • 12 slides

474 views • 11 slides

FUNCTIONS OF ATMOSPHERE

FUNCTIONS OF ATMOSPHERE. BY: THOM ALFRED R. GERANCE. FUNCTIONS. It provides different gases that are essential for life. . It provides water and dissociates many waste products. It transmits the radiation of the sun that is essential for photosynthesis.

277 views • 10 slides

Topic 4: Materials

Topic 4: Materials. Part III METALS. Metals.

151 views • 10 slides

Andisols & Histosols

Andisols & Histosols. Joe & Mike. Andisols : General Chracteristics. Dominated by short-range-order minerals. Include weakly weathered soils with much volcanic glass as well as more strongly weathered soils.

621 views • 9 slides

Environmental Emergencies

Environmental Emergencies. Union Hospital Emergency Department. Heat Cramps. Result from depletion of fluid and electrolytes in exerted muscles Symptoms: pain in exerted muscles and thirst Care: rest in cool place, replacement of fluids with balanced solution. Heat Exhaustion.

240 views • 7 slides