Here are two test tubes. The first test tube contains an iron nail in distilled water, the test tube is open to the air. The second test tube contains an iron nail, and this is also in distilled water, however this water has been boiled. Boiling the water removes any dissolved air.

Accessibility Commitment

We are committed to making our presentations accessible to everyone. Our platform supports adjustable text size, color schemes, keyboard navigation, and screen reader compatibility.

Keyboard Shortcuts

→ or Space
Next slide
← or Backspace
Previous slide
Home
First slide
End
Last slide
F
Toggle fullscreen
S
Open settings
N
Play/pause narration
Esc
Close dialog or exit fullscreen

Accessibility Features

  • Text resizing and customizable display settings
  • High contrast color themes
  • Alternative text for images
  • Keyboard navigation through all content
  • Screen reader compatibility with ARIA landmarks
  • Narration for text content

If you encounter any accessibility barriers or have suggestions for improvement, please contact us:

Email: hello@developingexperts.com