Your nurse will change the dressing the day after the PICC is. inserted, and at least weekly thereafter. In some cases, the nurses may teach you or your caregiver how to. change this dressing. The injection cap at the end of your catheter will be changed at least weekly, and more.
What colors make purple to black? Red and Blue would form purple-as you add more blue into the mixture the colour created would be a darker purple, you can also add TINY amounts of yellow to create a brown/p â¦ urple outcome, too much yellow to the mix would create a dirty looking green. 2 people found this useful.
In color theory, purple colors are any colors on the line of purples on the CIE chromaticity diagram (or colors that can be derived from colors on the line of purples), i.e., any color between red and violet, not including either red or violet themselves.an purple and Han blue were synthetic colors made by artisans in China during the Han dynasty (206 BC to 220 AD) or even earlier. Han purple is a type of artificial pigment found in China between 500 BC and AD 220. It was used in the decoration of the Terracotta Army.