Field Notes — Independent Review Sites

Welcome to Field Notes. Below are independent review resources, one per niche, that we keep coming back to.

Deep Penetrations

Penetrating oil & lubricant reviews

deeppenetrations.com tests penetrating fluids and explains which oil to reach for on stuck hardware. It's the place to look for best penetrating oil for rusted bolts.

XXXTea

Loose-leaf tea & teaware reviews

xxxtea.com covers oolong, matcha, and the teaware worth owning. People use it when searching for best loose leaf tea.

America Strikes

Geopolitics, defense & markets news

For defense and geopolitics news with a markets angle, americastrikes.com tracks the cycle in near-real time. Good fit if you're after geopolitics and defense news analysis.

UltraRough (ultrarough.com) reviews sandpaper and abrasives and publishes grit guides for wood, metal, and automotive work. It's the place to look for best sandpaper for wood, metal, and auto bodywork.