Direct provides a pale yellow colour. Silver oxide provides a long-lasting yellow stain. Finely divided vegetable charcoal extra to a soda–lime glass provides a yellow colour. Selenites and selenates give a pale pink or pinkish yellow. Tellurium seems to provide a pale pink tint. Nickel having a potash–lead glass offers https://aluminium-sliding-door60257.blog5star.com/36830801/glass-door-bangalore-an-overview