เสียงที่ใช้ร่วมกัน

“Two bullets… in the air… can they collide?” “It sounds impossible… but it can actually happen.” “If two bullets are fired at just the right angle… and at the same time…” “They can hit each other mid-air.” “But it’s extremely rare… because everything has to line up perfectly.” “Timing… angle… speed…” “Get it wrong… and they’ll miss completely.”