Rust - Put a mixture of calamansi juice and salt or starch in the affected area. Expose under sun
Coffee, Chocolate - Put a mixture of calamansi juice and salt; soak in cold water before soaping
Urine - wash in water with vinegar or crushed kamyas
Oil - pour hot water before washing with soap and water
Grease - pour paint thinner or gas in the affected area before washing in warm soapy water
Blood - soak in water before rubbing and washing. If the blood has dried up wash the clothes in water with salt
Ink - put calamansi juice. Expose under the sun and wash. Soak in milk. Change the milk as it discolors
Chewing gum - scrub with ice and scrape with a blunt knife. Rub with cotton soaked in pretoleum to remove the chewing gum that has stuck on the garment
Mildew - put calamansi juice with salt. Expose under the sun and wash
Mud - dry the affected area before brushing. Soak in hot soapy water and rinse
Sweat - soak in water with soap. Bleach under the sun and rinse. Use kamyas,vinegar or calamansi
Tomatocatsup - scrub with soap and rinse. Clean with soap and water again and bleach under the sun
Tea - soak in cold water. Strech the part with stain and pour hot water