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The Petri dish was developed by German physician Julius Richard Petri (after whom the name is given) while working as an assistant to Robert Koch at Berlin University.Petri did not invent the culture dish himself; rather, it was a modified version of Koch's invention [9] which used an agar medium that was developed by Walther Hesse. [10]
Porringer – a shallow bowl, 4–6 inches (10–15 cm) in diameter, and 1.5–3 inches (3.8–7.6 cm) deep; the form originates in the medieval period in Europe and they were made in wood, ceramic, pewter and silver. A second, modern usage, for the term porringer is a double saucepan similar to a bain-marie used for cooking porridge.
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English: The Evolution of Bacteria on a “Mega-Plate” Petri Dish: Bacteria (white) grow on a large petri dish with increasing concentrations of antibiotic (trimethoprim) in bands towards the center. Evolution of antibiotic resistance can be seen as mutants with higher antibiotic resistance are able to colonise the more central regions.
Most societies traditionally use bowls or dishes to contain food to be eaten, but while some use their hands to deliver this food to their mouths, others have developed specific tools for the purpose. In Western cultures, cutlery items such as knives and forks are the traditional norm, while in much of the East, chopsticks are more common.
The Petri dish, widely used in microbiology studies to culture microorganisms. Petri dishes are used as research plates for microbiology studies. The dish is partially filled with warm liquid containing agar, and a mixture of specific ingredients that may include nutrients, blood, salts, carbohydrates, dyes, indicators, amino acids and antibiotics.
The subhorizontal dish structure consists of two parts, the dish itself and the [sediment] contained within the dish plus the region stretching up to the bounding surface of the overlying dish(or dishes) above. The bounding surface of the dish can take on variable shapes, from substantially flat to bowl-like and to strongly concave up.
Kitchen sink may refer to: A sink in a kitchen for washing dishes, vegetables, etc. Freaks of Nature, a 2015 comedy horror film, also known as Kitchen Sink; Kitchen Sink, a 1989 horror short directed by Alison Maclean; Kitchen Sink, cookery series on Food Network "Kitchen Sink", a song by Twenty One Pilots from their album Regional at Best
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