Examination of the cross-sections has shown that in the earlier phase he used exclusively cobalt blue, available from 1802, his habitual choice during the 1870's and early 1880's, but in finishing and revising the composition he used only artificial ultramarine which came in use in the 1870s.
A common misconception with this is that nits and lice are the same thing. In fact this is not the case, the truth is: Lice are the tiny grey or brown insects that are found in the hair. The lice are about the size of a small seed (i.e. Sesame seed) and cling to the hair staying close to the scalp which they live off.
Using a comb, separate hair into sections, and look along the strands all the way to the scalp. If you see small white or clear oval-shaped eggs then begin lice treatment. Also begin treatment if you see lice, which are black and small -- about the size of sesame seeds.An adult louse will be approximately 2 to 4 mm. Coat the hair with conditioner to make it easier to see the nits.ips & Warnings. 1  Examine each family member's hair to determine if the lice have spread. 2  To prevent spreading of lice, never share items that come in contact with the head, such as combs and hats. 3  Always be careful when using chemical products. 4  See your doctor if the treatments are not getting rid of the lice and nits.