According to , long before, ink is usually made from natural products such as berries, barks and leaves extract. They have been used for centuries to create numerous colors and when mixed to other substances can be an ink, dye or paint. Tea leaves have been also used for centuries to make ink because of its various shades that create yellow, green, brown or black ink.

Lopierre, Lopi

Explanation:

"According to _(Lopierre, Lopi)_, long before, ink is usually made from natural products such as berries, barks and leaves extract. They have been used for centuries to create numerous colors and when mixed to other substances can be an ink, dye or paint. Tea leaves have been also used for centuries to make ink because of its various shades that create yellow, green, brown or black ink"

quotes from

THE EFFECTIVENESS OF MAYANA (COLEUS BLUMEI BENTH) AND SAN FRANCISCO (CODIAEUM VARIEGATUM) LEAVES EXTRACT AS AN ALTERNATIVE INK FOR MARKERS

A Research Paper

Senior High School

Caraga Regional Science High School

Surigao City

School Year 2017-2018

In Partial Fulfillment of the Requirements

Of Regional Science High School Curriculum

Researchers:

Jezzabel Roxy T. Agape

Shaina U. Santillana

YM Phillipp Laurence M. Adlao

March 2018

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