text: sun,tumne suna ki ab biodegradable toothbrushes bhi aane lage hain, mujhe laga sirf plastic hi available hai, par kya tumne kabhi use kiya?haan, maine ek baar biodegradable toothbrush try kiya tha, aur mujhe pasand aaya, mujhe laga ki yeh choti si cheez bhi environment ke liye badi madadgar hai!