background
batch
chemical
close up
closeup
color
colour
compound
design
dyed
extrusion
glass
grained
granulate
granules
industrial
industry
injection
lab
laboratory
manufacture
mass
material
molding
particle
pattern
pellets
petrochemical
pigment
plastic
plastics
polymer
processing
progress
pvc
raw
recycling
regranulate
research
resin
resins
science
substance
technology
translucent
transparency
transparent