This vector is #22 on the list in the "Daily Freebie" project at pixel77.com. Enjoy! carbon pattern repeat Free vector carbon pattern
A platinum/ruthenium catalyst supported on carbon. Often used in direct methanol fuel cells to oxidize methanol. catalyst platinum ruthenium PtRu Catalyst Supported on Carbon
Three crouching figures measuring a large footprint footprint measuring yardstick Measuring Carbon Footprint
Here is the structure of carbon atoms in the diamond crystalline system. diamond structure carbon Diamond Structure