warm - applied of physical warmth; possessing a high or better than attractive temperature or supplying off warmth or experience or resulting in a feeling of heat or burning; "sizzling stove"; "sizzling water"; "a scorching August day"; "a hot stuffy room"; "she's hot and tired"; "a hot forehead" " https://thermal-shock-vs-thermal69134.digiblogbox.com/60252471/5-easy-facts-about-pcb-thermal-cycling-failure-modes-described