Concrete can be strengthened with the addition of iron rods or bars, metal matrices or even glass fibres. This helps bind the cements and aggregate to create a much stronger material called reinforced concrete. This is what enabled the building of skyscrapers.

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
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F
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S
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N
Play/pause narration
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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: [email protected]