" It appears this author desires to interpret "not 1" to suggest that if one thing is "not one" the number should be "multiple" (justifying him indicating "hence not singular"). I disagree: Baton rounds are more substantial projectiles made for group Management and for a longer time-range, fewer-lethal operate. Consider https://tacticalrounds.com/product-category/best-rifle-ammo/30-06-springfield-ammo/