Saturday, 22 March 2025, 9:13 AM
Site: DAIRYCRAFT Portal
Course: DAIRYCRAFT Portal (DAIRYCRAFT)
Glossary: Site Wide Glossary
D
Differential mediaMedia which has been made so that the by-products of microbiological growth cause certain reactions which allow the laboratory to see what type of microorganisms are growing. Most differential media is also selective. For example: if a bacteria can digest lactose, the by- product will be lactic acid. A differential media may have a dye which is colourless, but turns black in acidic conditions. Therefore black rings show that the colonies are digesting lactose. |
DilutingMixing a chemical with water so it is not so strong. |
DiscolouredSomething that is coloured differently to its normal colour. An example is when we spill tea or coffee on our clothes, and the mark doesn’t come out. |
DiscreetBeing careful and responsible with other people’s personal information. |
DispersedSpread out. |
DisposeGet rid of. |
DissolveWhen a substance mixes completely into a liquid. For example, when sugar mixes with water the sugar disappears into the water – the sugar has been dissolved into the water. |
DistinctiveUnique. |
Distributor plateSometimes known as a Spreader Plate, this plate spreads the milk infeed evenly across the top of the calandria to ensure even distribution into the tubes and therefore, even heating. |
DMSDaily Management System. |