Without a doubt, the situation with raw materials keeps purchasing executives at ink manufacturers, their suppliers and their customers up at night. There have been a host of issues in recent years. The COVID-19 pandemic exacerbated supply chain problems, but titanium dioxide, photoinitiators and pigment intermediates, to name but three, were concerns long before COVID-19. Trucking has been a serious problem for years. What COVID-19 did to the supply chain was basically accelerate many of the...