514
Subsequently , opportunities for electrical energy and material efficiency improvements are presented for these technologies to gain an understanding of how each can contribute to a more sustainable manufacturing landscape .
 application: electrical; material: material; concept or principle: technologies; process parameter: gain; concept or principle: sustainable manufacturing
Please list all entity words in the text that fit the category.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} 
Answer:
 application: electrical; material: material; concept or principle: technologies; process parameter: gain; concept or principle: sustainable manufacturing