Miscellaneous

if (bomb.activated == true)

{    

    timeLeft -= Time.deltaTime;

    if (timeLeft < 0) 

    {

        bomb.detonate();

    }

}

public bool paused;

public void PauseGame()

{

    if (Input.GetKeyUp (KeyCode.Space)) 

    {

        if(paused){

            Time.timeScale = 1;

            paused = false;

        } else {

            Time.timeScale = 0;

            paused = true;

        }

    }

}

using UnityEngine.SceneManagement;

SceneManager.LoadScene(SceneManager.GetActiveScene().name);

if (other.gameObject.CompareTag("Player")

if (other.gameObject.tag == "Player")

if (!System.Object.ReferenceEquals(gameObject, null))

if (gameObject != null)