686K views · 4.5K reactions | Don’t let incorrect word usage and grammar mistakes send mixed messages. Get writing suggestions for correctness, clarity, and vocabulary in every app as you type! 盧 ✅ Try the Grammarly Keyboard for FREE today. | Grammarly | Facebook

14K views · 2.4K reactions | Don’t let incorrect word usage and grammar mistakes send mixed messages. Get writing suggestions for correctness, clarity, and vocabulary in every app as you type! 盧 ✅ Try the Grammarly Keyboard for FREE today. | Grammarly | Facebook

190K views · 2.4K reactions | Ever wondered what the difference is between 'I will have done' and 'I will have been doing'? 樂 Got 3 minutes? ⏰ Phil’s here to explain five key differences between the future perfect and future perfect continuous to help you speak more accurately! 朗 Watch the video, then write a comment using one of these tenses  We’ll be reading them!  | BBC Learning English | Facebook

How do you explain the difference between useful superheat and non-useful superheat to someone new in the trade? Share your thoughts below. Superheat is a key measurement that shows how much the refrigerant temperature has risen above its saturation temperature at a specific pressure. Proper control ensures the evaporator absorbs enough heat to produce the cooling effect while preventing any liquid refrigerant from entering the compressor. Each refrigerant has its own preferred superheat range,