With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Yamaha Corporation produces motorcycles.
text_B: 3,3-Bis -LRB- chloromethyl -RRB- oxetane -LRB- BCMO -RRB- is classified as an extremely hazardous substance in the United States as defined in Section 302 of the U.S. Emergency Planning and Community Right-to-Know Act -LRB- 42 U.S.C. 11002 -RRB- , and is subject to strict reporting requirements by facilities which produce , store , or use it in significant quantities .. extremely hazardous substance. List of extremely hazardous substances. Emergency Planning and Community Right-to-Know Act. Emergency Planning and Community Right-to-Know Act. It can cause kidney damage , lacrimation , and somnolence if consumed .. kidney damage. kidney damage. lacrimation. lacrimation. somnolence. somnolence. BCMO is a useful pre-polymer in the field of energetic materials for synthesis of Poly-BAMO which is under extensive research in numerous military departments around the world .. Poly-BAMO is an energetic polymer that have potential to replace the current propellant binder formulations .
not_related.