MAJOR PROCESS TYPES CONTINUOUS STEADY-STATE E Used for world-scale production of commodity chemicals E Large, centrally located plants ◆ BATCH E Used for small-scale production of high value-added chemicals ◆ JIT MINIPLANT E Used for on-site production of hazardous or difficult to transport chemicals Continuous Steady-State is the dominant process type 1/31/99 Choice of Process Type1/31/99 Choice of Process Type 2 MAJOR PROCESS TYPES uCONTINUOUS STEADY-STATE ð Used for world-scale production of commodity chemicals ð Large, centrally located plants uBATCH ð Used for small-scale production of high value-added chemicals uJIT MINIPLANT ð Used for on-site production of hazardous or difficult to transport chemicals Continuous Steady-State is the dominant process type