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BiomasB-derived polymers have been rapidly developed for alleviating excessive fossil-fuel-based plastic consumption , as green manufacturing is required due to many environmental issues .
 material: polymers; material: plastic; material: as; manufacturing process: manufacturing; concept or principle: environmental issues
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: manufacturing standard, machanical property, manufacturing process, material, engineering feature, process parameter, machine or equipment, application, process characterization, enabling technology, biomedical, concept or principle 
Text: {0} 
 Entities: polymers, plastic, as, manufacturing, environmental issues 
Answer:
 material: polymers; material: plastic; material: as; manufacturing process: manufacturing; concept or principle: environmental issues