Sketchbook community, I feel glad to be back to illustrating for this community again.
I made this illustration for a post I was working on for 
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I first made a sketch of the ideas I was going to be working on within this work.
I uploaded the drawing into Inkscape software and started working on inking it.
Inking was particularly difficult because of how disproportionate the drawing was. I was not done in scale or in perspective for that matter.
After inking I sated adding color to the test tube.
This is the finished vector illustration