🔥🏭🪨

#cement #portland cement #kiln #aggregate #industrial byproduct

🏭🔥☣️☠️

#dioxin #TCDD #industrial byproduct #combustion #incinerator #toxic chemical #environmental toxin #hazardous emissions #pop

🌋🔩🪨

#slag #molten slag #metal refining #furnace waste #rock waste #industrial byproduct

⛏️🔥🏭➡️🪨⚫️

#slag #smelting waste #furnace byproduct #metallurgical waste #glassy slag #industrial byproduct #inert waste

🏭⚫💧

#industrial byproduct #coal processing #black liquid #coking #factory output

🏭➡️📦+🥈

#industrial byproduct #secondary product #production output #co-product