How to recall accidental emails in Gmail

We've all sent regrettable emails. Whether it's a flirty message meant for a partner but sent to a parent, an expletive-laden missive to your boss or something as simple as forgetting an attachment or spelling someone's name wrong, that moment of instant regret after clicking send will probably be familiar.But if you use Gmail it can also now be a thing of the past, as 'Undo Send', a long-standing feature of Gmail Labs and recent addition to the Inbox by Gmail app, has now been added to the web