---
title: Metalworking Safety
description: Metalworking safety covers the essential practices required to prevent injuries in a machine or fabrication shop. Learners will understand hazard mitigation, proper use of personal protective equipment, safe tool operation, and emergency procedures for metalworking environments.
category: trades-crafts
subcategory: metalworking
difficulty: beginner, intermediate, advanced
url: /subject/metalworking-safety
---

# Metalworking Safety

Metalworking safety covers the essential practices required to prevent injuries in a machine or fabrication shop. Learners will understand hazard mitigation, proper use of personal protective equipment, safe tool operation, and emergency procedures for metalworking environments.

## Where to start

Start with Machine Shop Fundamentals, a free open textbook from the Southern Alberta Institute of Technology that opens with general shop safety, then covers lathe and mill safety, PPE and emergency stops. It is also the one to keep if you only use one resource. Next, read OSHA's Safeguarding Equipment and Protecting Employees from Amputations (OSHA 3170) for machine guarding and lockout/tagout.

## Available Resources

2 Courses • 3 Websites • 1 Papers

## Websites

### 1. Practical Machinist Safety Forum

Community discussions and tips on metalworking safety from experienced machinists.

**Difficulty:** Beginner | **Price:** Free

**Link:** https://www.practicalmachinist.com/forum/categories/safety-first.44/

**Tags:** machine shop safety, machining, shop safety, metalworking

### 2. HSE Metalworking Fluids Guidance

**Author:** Health and Safety Executive

Britain's Health and Safety Executive hub on cutting and coolant fluids: bacterial and chemical contamination, sump cleaning procedures, mist control, occupational asthma and dermatitis surveillance, legionella risk, and the regulator's own inspection and enforcement programme.
Cutting fluid is the most under-appreciated chronic hazard in a machine shop, and this is the most complete practitioner-usable treatment anywhere: why fluid degrades, how to test and clean sumps, how mist causes occupational asthma, and what health surveillance is required.

**Difficulty:** Intermediate | **Language:** English | **Price:** Free

**Link:** https://www.hse.gov.uk/metalworking/index.htm

**Tags:** metalworking-fluids, coolant-management, occupational-asthma, health-surveillance, workplace-safety

### 3. AWS Safety and Health Fact Sheets (and free ANSI Z49.1:2021)

**Author:** American Welding Society

American Welding Society's free library of 46 safety fact sheets covering fume and gas exposure, arc radiation, electric shock, fire prevention, confined spaces, and ventilation, plus the full ANSI Z49.1:2021 welding safety standard at no cost.

**Difficulty:** Intermediate | **Language:** English | **Price:** Free

**Link:** https://www.aws.org/standards/page/safety-health-fact-sheets

**Tags:** welding-safety, welding-fumes, ansi-z49-1, arc-radiation, ventilation

## Courses

### 1. OSHA 10-Hour General Industry - Electrical Safety

OSHA's Outreach Training Program page for the 10-hour general industry course, whose electrical module covers shock, arc flash, lockout/tagout and safe work practices. Classes run by authorized trainers; completion earns a DOL card.

**Difficulty:** Beginner | **Price:** Free

**Link:** https://www.osha.gov/training/outreach

**Tags:** electrical-safety, osha, workplace-safety, hazard-recognition, certification

### 2. Machine Shop Fundamentals (SAIT Open Textbook)

**Author:** Southern Alberta Institute of Technology

Open textbook from a Canadian polytechnic opening with general shop safety, then dedicated lathe and mill safety chapters covering entanglement, chuck wrench discipline, PPE, emergency stops, and interactive images for spotting hazards in a shop photograph.

**Difficulty:** Beginner | **Language:** English | **Price:** Free

**Link:** https://pressbooks.openeducationalberta.ca/saitmachineshop/

**Tags:** machine-shop-safety, lathe, milling-machine, shop-safety, ppe

## Papers

### 1. Safeguarding Equipment and Protecting Employees from Amputations (OSHA 3170)

**Author:** Occupational Safety and Health Administration

OSHA guidance document walking through hazard analysis, then primary and secondary safeguarding methods, safe work procedures, and lockout/tagout, followed by machine-specific chapters on press brakes, shearing machines, drill presses, milling machines, and grinders.

**Difficulty:** Intermediate | **Language:** English | **Price:** Free

**Link:** https://www.osha.gov/sites/default/files/publications/OSHA3170.pdf

**Tags:** machine-guarding, amputation-prevention, lockout-tagout, osha, machine-safety

---

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