A tsunami is a series of waves caused by earthquakes or undersea volcanic eruptions. On Nov. 18, 1929, a magnitude 7.4 Mw earthquake occurred. south of Newfoundland along the southern edge of the Grand Banks, Canada. This illustration, called a Tsunami Time Travel Map, shows the arrival times of tsunami waves.
DATEM (diacetyl tartaric acid ester of mono-and diglycerides, also E472e) is an emulsifier primarily used in baking to create a strong gluten network in dough.n the USA, DATEM is generally recognized as safe by the Food and Drug Administration (FDA) as specified in the Code of Federal Regulations (21CFR184.1101). DATEM is approved by the European Food Safety Authority for use as food additive with the E number E472e.
Acetylene (C2H2) is a colorless, highly flammable gas. Mostly used for oxy-fuel cutting and brazing applications, acetylene has a high heat release in the primary flame and moderate heat in the secondary flame. It has the hottest flame temperature of the commercially available fuel gases (up to 6,300 Â°F/3,480 Â°C) and is an excellent choice for welding, brazing and cutting of steel alloys.