On the morning of April 18, 1906, a massive earthquake shook San Francisco, California. The earthquake also ignited several fires around the city that burned for three days and destroyed nearly 500 city blocks. Within three days, over 30 fires, caused by ruptured gas mains, destroyed approximately 25,000 buildings on 490 city blocks. Due to … Read more
Herbs are the smallest, non-woody plants, which lack branches. Shrubs are taller than herbs and contain branches at their bases. Trees are the tallest plants with branches above the ground level. The main difference between herbs, shrubs, and trees is the type of stems in each type of plants. Herbs are plants with little to … Read more
VEMP is a relatively new vestibular function test performed by stimulating one ear with repetitive pulse or click sound stimulation and then measuring surface EMG responses over selected muscles averaging the reaction of the muscle electrical activity associated with each sound click or pulse. VESTIBULAR EVOKED MYOGENIC POTENTIAL (VEMP) VEMP testing is used to evaluate … Read more
Heated copper metal reacts with oxygen to form the black copper oxide. The copper oxide can then react with the hydrogen gas to form the copper metal and water. When the funnel is removed from the hydrogen stream, the copper was still be warm enough to be oxidized by the air again. (a) When copper … Read more
The oil pressure sending unit controls the oil pressure light or gauge depending on which you car is equipped with. When oil pressure is applied, the switch contacts either shut off the oil light or make the oil pressure gauge active. The Oil Pressure Light is on If the Low Oil Light comes on, but … Read more
Perón and her sister, Erminda, often made up little performances together in their youth. Her mother, Juana Ibaguren, had four children with her father, Juan Duarte. While the couple never married, Juana used the last name Duarte for herself and the children. Illegitimate children and controversial pregnancies were a common motif throughout Evita’s life. Her … Read more
DA2PP is a multivalent vaccine for dogs that protects against the viruses indicated by the alphanumeric characters forming the acronym: D for canine distemper, A2 for canine adenovirus type 2, which offers cross-protection to canine adenovirus type 1 (the more pathogenic of the two strains) (see Canine adenovirus), the Nobivac® Canine 1-DAPPv (Galaxy DA2PPv) is … Read more
Yes, contrary to what some may think, wild strawberries are not poisonous. In fact, the berries are edible and tasty. There is, however, a similar plant, called Indian mock strawberry, which has yellow flowers (rather than white), that produces berries with little to no flavor. Wild Strawberries will also have a slightly different texture than … Read more
A sperm cell is the end product of meiosis in men and an egg cell is the end product for meiosis in women. Each of these cells have 23 chromosomes on of which is X or Y unlike our body cells that have 46 chromosomes ( two pairs of 23). In contrast to a mitotic … Read more
Poison symbol Former hazard pictograms Hazard pictogram & mention, code Substances examples Explosive (E) TNT, acetone peroxide, nitroglycerin, picric acid Extremely Flammable (F+) Hydrogen, acetylene, propane, butane, diethyl ether, carbon disulfide, acetaldehyde Highly Flammable (F) Ethanol, acetone, gasoline, hexamine, methanol Additionally, what is a toxic hazard? Toxic materials are substances that may cause harm to … Read more