Questions with the keyword 'solid'

• What does the particle formation look like in a sponge because even though it’s a solid it has loads of air holes in? by SMILEY_FACE_:) to Hephzi, Imogen, Jen, Jennifer, Tom Comments: (so far, 2s comments )
• You said there was a process for separating solids and liquids. What is the process for separating gases and liquids? by Fizzypoodle to Imogen Comments: (No comments so far )