TikTok user Isabella Avila posted a video to say we’ve all been using microwaves wrong and it racked up more than 3.3 million views as people were left ‘mind-blown’ by the adviceTikTok user Isabella Avila posted a video to say we’ve all been using microwaves wrong and it racked up more than 3.3 million views as people were left ‘mind-blown’ by the advice