Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Images for sewn the nickel-plated copper wire without TPU: (a) Before wash test; (b) 5 cycles of wash test; (c) 20 cycles of wash test; (d) 30 cycles of wash test with TPU; (e) Before wash test; (f) 5 cycles of wash test; (g) 20 cycles of wash test; (h) 50 cycles of wash test.
