Thread safety
[ar] سلامة الخيوط
[de] Threadsicherheit
[es] Seguridad en hilos
[fa] امنیت ریسمان
[fr] Thread safety
[it] Thread safety
[ja] スレッドセーフ
[ko] 스레드 안전
[pl] Bezpieczeństwo wątków
[pt] Thread safety