Shouting isn't actually dangerous. It's only dangerous when it is combined with violence or a threat of violence. In this case it's more of an emotional outbur

Shouting isn't actually dangerous. It's only dangerous when it is combined with violence or a threat of violence. In this case it's more of an emotional outburst due to frustration. If you suppress all emotion with an escalation to a threat of police and security you're going to have a far less dynamic and safe workplace.