The phrase "to expose the metal" means to reveal the true nature or character of something or someone. It refers to showing the real and often hidden aspects of a situation or person. Full definition
Play up this wall mirror's industrial influence by rounding out the room with exposed metal accents and rich leather upholstery for a cohesive and sophisticated ensemble. (wayfair.ca)
Steering column movement exposed the metal support that's normally covered by plastic trim. (iihs.org)
- Exposed metal zipper in the back - Partially lined - Fabric: 100 % polyester, no stretch - Length: 140 cm / 55in - Hand wash - Model is wearing size 8 AUS / 4 US / 8 UK - Model's height is 170 cm / 5ft 6in (showpo.com)