Getting your House to Sweat When it Gets Hot Outside to Save Energy?

In many parts of the country, air conditioning is a significant energy use and cost in the summer. Painting your house a lighter color can reduce cooling costs by reflecting solar energy away so the air conditioner doesn’t have to work as hard. What if we could also get your house to sweat, just like […]

Half Empty, and Half Full

There were several “engineering” related topics that caught my eye last month. One was a news feed by CNN about a new material called “Superwood” that has 10 times the strength to weight ratio of steel, while also being 6 times lighter. It’s manufactured by the US company InventWood. Very interesting article that I highly […]

Special $200 Military Discount in November

Attention, Military Engineers! Dr. Tom’s Classroom is proud to support our military and former military engineers in their efforts to become Professional Engineers with a special $200 Military Discount in November. If you are an active United States military member or a United States military veteran, just follow the instructions on the DTC Website to […]

DTC Has the Best Prices AND the Best Courses

Buying a PE Exam Review is a major purchase, and that’s why we always keep our prices as low as possible and why we introduced our Pay Up Front, Test Drive and Pay-As-You-Go payment options. But don’t let our lower prices fool you. DTC has the best PE Exam review courses out there. And with […]

Carbon Dioxide Can Also Be the Solution to Reducing Carbon Emissions

Internet giant Google is working with an Italian company to develop a battery that uses carbon dioxide as a storage medium. The idea is to compress low pressure carbon dioxide gas into a high-pressure liquid. The liquid has a high density and lots of CO2 can be stored in a small vessel. Then the liquid […]

DTC’s Testimonial Page – Hear What Our Students Are Saying

Taking the PE Exam is a daunting endeavor, and choosing a PE Exam prep course is a major decision. That’s why we have worked so hard to make our courses the best Mechanical PE Exam prep courses out there and to keep our prices as low as possible. We’ve had hundreds of students who have […]

Modern Data Centers — Just Add Water?

It’s no secret that data centers are becoming more important with the rise of Artificial Intelligence (AI) and applications like ChatGPT. These AI platforms can use ten times the electricity of a standard internet search. All this requires lots more electricity (which is becoming another issue) and that means lots of cooling. At many data […]

PE EXAM TIP – Make the Reference Handbook Your Own

Mechanical Engineers, for better or worse, the NCEES Reference Handbook will be your only reference during the PE Exam, so becoming as familiar as possible with what is in it and how to find what you need should be top priority. You don’t need to know where everything is, but you should be very familiar […]

With DTC, Practice Makes Perfect

Poor time management during the exam. That is the most common reason our participants say kept them from passing the exam. With the clock ticking, especially on the CBT format exam, it’s easy to get thrown off your exam-day plan, waste time on difficult problems, realize the clock is running out, and panic. But it […]