Hand hygiene is the single most effective infection control measure in a body art studio. This guide adapts the WHO five moments framework to tattooing and piercing, compares glove materials, and gives evidence-based protocols for barrier protection.

Read the full article: Hand Hygiene and Glove Protocols for Body Art Studios

From Poli International, body art material science and safety. poliinternational.com

Titanium (ASTM F136) is the gold standard for healing piercings. Gold is safe only at 18ct (750/1000) with verified nickel-free alloy. Here is the full material comparison, karat by karat.

Read the full article: Titanium vs Gold Piercings: Which Is Safer?

From Poli International, body art material science and safety. poliinternational.com

Gold-plated body jewellery almost always contains a nickel barrier layer under the gold. When that gold wears off, nickel makes direct contact with a healing piercing. Here is what plating actually means, which materials are genuinely nickel-free, and how to verify what you are buying.

Read the full article: Does Gold-Plated Body Jewellery Contain Nickel? What You Need to Know Before You Buy

From Poli International, body art material science and safety. poliinternational.com

What governs the materials you insert, the inks you use, and the consumables you rely on. EU REACH, UK REACH, US MoCRA, OSHA, and Asia-Pacific regulations mapped jurisdiction by jurisdiction.

Read the full article: Global Body Jewelry and Body Art Regulation: A Studio Professional's Guide

From Poli International, body art material science and safety. poliinternational.com

A blowout is a structural injury to the stretched fistula, not an infection. Here is how to prevent blowouts at every gauge stage, the early warning signs, and what to do when prevention fails.

Read the full article: Stretched Ear Blowout: Causes & Healing | Patrick Poli

From Poli International, body art material science and safety. poliinternational.com

Most studios focus on biological contamination and forget that inks, lubricants, and disinfectants share the same workspace. Here is how chemical cross-contamination happens through four distinct pathways and the practical policies that prevent it.

Read the full article: Chemical Cross-Contamination in Body Art Studios: The Four Pathways Most Inspection Checklists Miss

From Poli International, body art material science and safety. poliinternational.com

Cheap body jewellery carries two separate risks: bacterial infection from poor surface finish, and nickel sensitisation from unknown alloys. This article separates the two and explains the materials science behind each.

Read the full article: Can Cheap Body Jewellery Cause an Infection? What the Evidence Says

From Poli International, body art material science and safety. poliinternational.com

Material certification tells you what the metal is. Manufacturing quality tells you whether it will wear smoothly, hold a stone, and stay dimensionally stable in a healing piercing.

Read the full article: Body Jewellery Manufacturing Quality Standards: Beyond Material Composition

From Poli International, body art material science and safety. poliinternational.com

Pain in tattooing and piercing follows anatomy, not mystique. Nociceptor density, tissue type, and nerve clustering determine intensity.

Read the full article: Body Art Pain Science: Why Placement Determines What You Feel

From Poli International, body art material science and safety. poliinternational.com

Anodisation grows a transparent titanium dioxide layer that cannot chip or peel. PVD deposits a separate coating that delivers black titanium but can wear over time. Here is the full durability, safety, and colour-range comparison for piercers and clients.

Read the full article: Anodized vs PVD Coating: Titanium Body Jewellery Durability

From Poli International, body art material science and safety. poliinternational.com