Codsiga alaabta:
bioengineering, cuntada, caanaha, dawooyinka, biyaha la sifeeyey, injineernimada elektarooniga ah, warshadaha fiber kiimikada, warshadaha kiimikada, waraaqaha samaynta, biirka, gaaska saafiga ah sare, qurxinta iyo warshadaha kale.
U hoggaansanaanta caadiga ah:
| ASTM A270 EN10357 |
| DIN 11850 |
| JIS G3447 |
| ISO 2037 |
| EN 1035T |
| AS15281 |
| QB/T 2072.3 |
