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Lion News

What is Hydrogen Sulfide or H2S?

12/23/2025

What is Hydrogen Sulfide or H2S?

What is H2S? Hydrogen sulfide (H2S) is a colorless flammable gas that is toxic at extremely low concentrations and poses a potentially lethal hazard to workers in several industry sectors.
How Many Hazard Classes Are There?

12/15/2025

How Many Hazard Classes Are There?

Understanding how and why hazardous materials/dangerous goods are categorized into "classes" and "divisions" for transportation is fundamental to compliance with US and international shipping regulations.
Best of 2025: Top 3 Videos of the Year

12/15/2025

Best of 2025: Top 3 Videos of the Year

Thank you to everyone who visited our YouTube page this year, shared these videos with colleagues on social media, or checked out a video here on Lion.com. 
Best of 2025: EHS Guides and Cheat Sheets

12/15/2025

Best of 2025: EHS Guides and Cheat Sheets

Lion most popular whitepapers/guides and "cheat sheets" of 2025.
PHMSA Shares Hazmat Enforcement Priorities for 2026

12/12/2025

PHMSA Shares Hazmat Enforcement Priorities for 2026

Get familiar with PHMSA's priorities for inspecting hazmat shippers' facilities and enforcing the Hazardous Materials Regulations, including more scrutiny on lithium battery shipments. 
2026 Hazmat and RCRA Training Schedules Out Now

12/11/2025

2026 Hazmat and RCRA Training Schedules Out Now

See Lion's 2026 schedule of workshops and webinars to find out when expert-led hazardous materials and RCRA training will be in your area next year or find a webinar that fits your schedule.
2026 Lithium Battery State of Charge Cheat Sheet

12/11/2025

2026 Lithium Battery State of Charge Cheat Sheet

The current recommended limits on state of charge for lithium batteries during transport aboard aircraft will become mandatory requirements as of January 1, 2026.
e-Manifest Reports Must Be Submitted Online as of 12/1

12/10/2025

e-Manifest Reports Must Be Submitted Online as of 12/1

As of December 1, 2025, electronic submission of certain hazardous waste Manifest-related reports, and export manifests, is now mandatory. 
Addendum I to the 2026 IATA DGR Released

12/5/2025

Addendum I to the 2026 IATA DGR Released

IATA has released the first Addendum to the 67th Edition of its Dangerous Goods Regulations (2026). Mandatory compliance with the new edition begins on January 1.
TSCA Activity Tracker 2026

12/5/2025

TSCA Activity Tracker 2026

Tracking TSCA-mandated chemical risk evaluations and new prohibitions, restrictions, and management standards for chemical manufacturers, distributors, and users.

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Lion - Quotes

Course instructor was better prepared and presented better than other trainers. Course manual and references were easier to use as well.

Marty Brownfield

Hazardous Waste Professional

The instructor was very dedicated to providing a quality experience. She did her best to make sure students were really comprehending the information.

Stephanie Venn

Inventory Control Specialist

I tried other environmental training providers, but they were all sub-standard compared to Lion. I will not stray from Lion again!

Sara Sills

Environmental Specialist

The instructor was very engaging and helped less experienced people understand the concepts.

Steve Gall

Safety Leader

The instructor's energy, enthusiasm, and knowledge of the subject make the class a great learning experience!

Brian Martinez

Warehouse Operator

Lion is my preferred trainer for hazmat and DOT.

Jim Jani

Environmental Coordinator

The instructor was great, explaining complex topics in terms that were easily understandable and answering questions clearly and thoroughly.

Brittany Holm

Lab Supervisor

Very witty instructor, made the long times sitting bearable. One of the few training courses I can say I actually enjoyed.

John Hutchinson

Senior EHS Engineer

Lion does a great job summarizing and communicating complicated EH&S-related regulations.

Michele Irmen

Sr. Environmental Engineer

The instructor created a great learning environment.

Avinash Thummadi

CAD & Environmental Manager

Download Our Latest Whitepaper

Tips to identify and manage universal waste under more-stringent state regulations for generators and universal waste handlers in California.

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