a strand test is carried out after applying colour to a hair. You remove the colour of a strand of the hair to check if you have the desired result (colour)
test for starch- dissolving in water+heating+cooling+3-4 drops of tincture iodine, if present, dark blue colour will appear. test for colour- dissolving in water + HCL ,if metanil yellow colour is present, pink colour will appear.
Yes, Record Custodians (RCs) do take a test after training.
Hair cutting tests are done for drug testing purposes because drugs can be detected in hair for a longer period than in urine or blood. This method provides a historical record of drug use over several months.
Sodium sulphate gives a yellow flame test, and potassium chloride gives a lilac flame test.
white
colour blind
green
do a test
A colour test for hair typically involves applying a small amount of dye to a small section of your hair and observing how it develops over time. This helps you determine if you're happy with the colour result and if you have any allergies or adverse reactions to the dye. It's important to always follow the instructions provided by the hair dye manufacturer for the best results.
No, you don't have to go to college to get a test driver job. More importantly, you will need a good, clean, driving record and possibly some experience. Certain companies might require education but your driving record is more important.
The colour would change to a purple, dark purple colour.