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Introduction - In 1924 Baddiley and Ellis produced the Sulpho Ricinoleic Acid (SRA) to dye acetate fibers. - In 1953 this dye was...

This article is just a brief summary of textile printing. It explains the types dyes and chemical additives used when dyeing different...

Short answer: Yes. It has been shown in numerous studies that wearing masks, reduces the rate of transmission which in turn will help...