Shantha Gamage තාක්ෂණවේදය Science for technology 

Science For Technology 
 Shantha Gamage 
science and technology
 thakshanawedhay  තාක්ෂණවේදය 
තාක්ෂනය 
A/L sft 
 SFT 
Physics
Technology
Bio
Chemistry
O/L