Barter is the present and the future of international trade, especially for people who is starting in the import export business. Barter and more: Triangular operations.
Trumpet valve brush is a good expert for cleaning trumpet. A friend asked, what should we pay attention to clean this little expert? Below has listed a few points, ready to tell you:
1. When cleaning, be careful not to clean the trumpet valve brush against the direction of the bristles.
2. After cleaning, use tissue or cotton pad to gently press to absorb moisture. But you can’t twist the filament of the trumpet valve brush, which will easily cause the loose structure of the bristles and eventually lead to filament removal.