private void ThrowGrenade()
{
if (grenade == null && !ForceField.isActive && ammoManager.CanThrowNade())
{
grenade = Instantiate(grenadePrefab, transform.position, transform.rotation);
grenade.gameObject.GetComponent <TimeGrenade>().Launched = true;
grenade.gameObject.GetComponent <Rigidbody>().AddForce(transform.forward * throwForce, ForceMode.VelocityChange);
ammoManager.ThrowNade();
}
}