Netural dyes

Plant

Yellow onion Skine

purple onion Skine

Avocada

Carrot

Suffron

hibiscus Sunflouces Many robd

Turmeric Tea, coffee

Indio

Processing

Bloccting yam heatings

dyeing

18mus

Advantage

*

Extracted from renewable Sources

*Biodegradable and environmentally Friendly

* possess functional Properties.

(es) ant, bacterial, anti Fungar. W protective insect repellent and atomatic

*Unique Shades are obtained

waste and by-products can be used as a Bounce (eg wine &... avocado. Poals)

dis advantage

* Poor dye uptake, Color Strength and Pasthess

*Poor affinity with gotde Banos many toxtile Ribers

tand no affinity with Synthabik fiben

Require mordants

* Non reproducibility of Standar Shades

*Long, expensive, water-consumine Process