disclaimer The products or services listed have been independently tested by our journalists. We earn a commission from the affiliate links in this article.  Read more > You might recognise Lynsey Crombie from Obsessive Compulsive Cleaners , where she decluttered and cleansed overflowing homes across the UK. Or from her regular slot on ITV’s This Morning , where she demonstrates her expert methods and tries viral TikTok cleaning hacks to see if they actually work. Crombie has also joined our panel of professional cleaners and tested 21 multi-surface sprays to see which were most effective on dust, dirt and grease. Her favourite formulas came from M&S, Aldi, Neat and Ecover, but she’s also a big believer in lemon juice, white vinegar and a bit of elbow grease. But we wanted Crombie’s help with other cleaning dilemmas too. So, I interviewed her for our Readers Ask series, where industry specialists answer questions from our Telegraph Recommended community .…