A dark liquid ejected for defense by most cephalopods, including the octopus and squid. Ink includes extremely concentrated melanin. There are a couple things that couldn't be 100% converted into the new edition Sketchpad. You might want to consider no matter if these subject for you in advance of https://inkdrawingforbeginners26925.blog5star.com/37081246/everything-about-ink-pen-drawing-techniques