Care and Maintenance of Fabrics

P ractical Theme: Colour fastness of fabrics Task: Analysis of colour fastness to washing Conduct of the practical: This type of knowledge will help the consumer make a wise choice for the care to be taken while washing coloured fabrics. Conduct of the practical Take four samples each of coloured fabric and white cotton fabric measuring ” x ”. Join coloured samples with white samples to produce ( ” X ”) four samples (ABCD) Keep (A) as control sample and treat the samples B C D with already prepared . % soap solution in warm water (40o C), rub gently.

After five minutes rinse and dry. Repeat the process for samples C and D. Wash, rinse and dry. Repeat the process with sample D and record the observation.

Observations Sample Change in colour of test samples Staining of white cloth attached A Control Sample - B C D Make a group of - students and compare the observations of other fabrics also.