ESSENTIAL INSTRUMENTS IN MICROBIOLOGY


1. An agar plate is a Petri dish that contains a growth medium(typically agar plus nutrients) used to culture microorganisms or small plants like the moss Physcomitrella patens.
2. An autoclave is an instrument used to sterilize equipment and supplies by subjecting them to high pressure saturated steam at 121 °C for around 15–20 minutes depending on the size of the load and the contents.[1] It was invented by Charles Chamberlandin 1879,[2] although a precursor known as the steam digester was created by Denis Papin in 1679.[3] The name comes from Greekauto-, ultimately meaning self, and Latin clavis meaning key — a self-locking device.

3. Cotton swabs (American English) or cotton buds (British English) or ear buds (Australian and South-African English) consist of a small wad of cotton wrapped around one or both ends of a short rod, usually made of either wood, rolled paper, or plastic.
4. Durham tubes are used in microbiology to detect production ofgas by microorganisms. They are simply smaller test tubesinserted upside down in another test tube. This small tube is initially filled with the solution in which the microorganism is to be grown. If gas is produced after inoculation and incubation, a visible gas bubble will be trapped inside the small tube. The initial air gap produced when the tube is inserted upside down is lost during sterilization, usually performed at 121°C for 15 or so minutes.
5. An inoculation loop, also called a smear loopinoculation wand or microstreaker, is a simple tool used mainly bymicrobiologists to retrieve an inoculum from a culture of microorganisms. The loop is used in the cultivation of microbes on plates by transferring inoculum for streaking.
6. A Petri dish (or Petri plate or cell culture dish) is a shallow glassor plastic cylindrical lidded dish that biologists use to culture cells[1]or small moss plants.[2] It was named after German bacteriologistJulius Richard Petri,[3] who invented it when working as an assistant to Robert Koch
7.pipette (also called a pipet, pipettor, PIPETMAN (which refers to a specific family of Gilson-manufactured pipettes and is a registered trademark of Gilson), or chemicaldropper) is a laboratory tool used to transport a measured volume of liquid.


8.microscope (from the Greekμικρόςmikrós, "small" andσκοπεῖνskopeîn, "to look" or "see") is an instrument used to see objects that are too small for the naked eye. The science of investigating small objects using such an instrument is calledmicroscopyMicroscopic means invisible to the eye unless aided by a microscope.

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