21. Police

The police are a group of trained public officials whose job is to enforce the law, keep people safe, and maintain order in society. They work to protect citizens, prevent crime, and respond to emergencies.

  • Law Enforcement - Make sure people follow laws and rules.
  • Respond to Emergencies - Help during accidents, crimes, or disasters.
  • Investigate Crimes - Gather evidence, interview witnesses, and find suspects.
  • Protect the Public - Keep people safe in public spaces and at events.
  • Arrest Offenders - Detain people who break the law.
  • Control Traffic - Manage roads, prevent accidents, and help at crossings.
Police

22. Ambulance

An ambulance is used to transport emergency services to a place where urgent help is needed and to transport victims or patients to the hospital.

  • Flashing lights and sirens to alert other drivers and clear traffic.
  • Driven by trained emergency personnel.
  • Can provide life-saving care on the way to the hospital.
Ambulance

Ambulance in Turkey. © Wikimedia.org/Dickelbers, CC BY-SA

23. Fire truck

A fire truck (also called a fire engine) is a special emergency vehicle used by firefighters to respond to fires, rescues, and other emergencies. It's packed with firefighting equipment, tools, and often water or foam to put out fires.

  • Flashing lights and loud sirens to clear traffic.
  • Bright red or yellow color for visibility.
  • Often carries firefighters and a driver/operator.
Fire truck

A fire truck (Antalya, Turkey) © Wikimedia.org/Joe Wallace, CC BY-SA

24. Public transport

Public transport (also called public transit or mass transit) is a system of shared transportation services that are available to the public, usually run by the government or private companies. It's designed to move lots of people at once — quickly, efficiently, and affordably.

  • Examples of Public Transport:
    • Bus - City bus, school bus.
    • Train - Passenger train, metro, commuter rail.
    • Tram/Streetcar - Runs on rails in city streets.
    • Subway/Metro - Underground or elevated urban trains.
    • Shuttle/Minibus - Smaller vans or shared taxis.
    • Ferry/Boat - Water-based public transit.
  • Features of Public Transport:
    • Scheduled - Operates on fixed routes and timetables.
    • Shared - Used by multiple people at the same time.
    • Affordable - Usually cheaper than private transport.
    • Accessible - Open to everyone — often with discounts for students, seniors, etc...
Public transport

© Wikimedia.org/Dom0803, CC BY-SA

25. Track

A track (or railway track) is the path that trains, trams, or railcars run on. It’s made up of two steel rails laid on the ground, kept a fixed distance apart, and supported by sleepers (also called ties) and ballast (gravel or stone).

  • Guide the train wheels.
  • Support the weight of the train.
  • Allow smooth, fast, and safe travel.
Track

26. Motorcycle equipment

Motorcycle equipment includes protective gear, safety accessories, and essential tools used by motorcyclists for safety, comfort, and performance. Proper equipment helps reduce injuries and enhances the riding experience.

  • Helmet – Protects the head and is required by law in many places.
  • Gloves – Improves grip and protects hands from impact.
  • Jacket – Made of leather or textile with armor for protection.
  • Pants – Reinforced motorcycle pants or armored jeans for leg safety.
  • Boots – Provides ankle support and prevents foot injuries.
  • Body Armor – Extra padding for chest, back, elbows, and knees.
  • Mirrors – Helps riders see traffic behind them.
  • Lights (Headlight, Taillight, Indicators) – Essential for visibility.
  • Windshield – Protects against wind, debris, and rain.
  • Luggage Bags & Saddlebags – Used for carrying items on long rides.
  • GPS & Phone Mount – Helps with navigation.
Motorcycle equipment

27. Spare tire

A spare tire is a backup tire kept in a vehicle in case one of the main tires gets flat, damaged, or punctured. It's meant to help you get back on the road temporarily so you can drive to a repair shop safely.

  • Check the air pressure in your spare regularly—it can deflate over time.
  • Know how to change a tire or where your spare tools are stored.
  • After using a spare, replace or repair the original tire ASAP.
Spare tire

© Wikimedia.org/Mike-fiesta, CC BY-SA

28. Mirror

A mirror is a reflective device that helps the driver see areas around the vehicle that are not in their direct line of sight — especially what’s happening behind and beside the car. It's essential for scanning and defensive driving and allows you to change lanes and merge safely.

  • Types of Mirrors in a Vehicle:
    • Rear-view mirror - What's directly behind the car.
    • Side mirrors (left & right) - What's to the left and right sides of the vehicle.
    • Blind spot mirror (optional) - Small curved mirror that shows hidden spots near your vehicle.
  • Good Mirror Habits:
    • Adjust mirrors before you start driving.
    • Keep them clean and unobstructed.
    • Check rear-view mirror every 5–8 seconds.
    • Check rear-view mirror every 5–8 seconds.
    • Always check mirrors and blind spot - When changing lanes, turning, Reversing, Parking, ...
Mirror

Left wing mirror on a car. © Wikimedia.org/Petar Milošević, CC BY-SA

29. Helmet

A helmet is a protective headgear designed to protect the skull and brain from injuries during falls, crashes, or impacts. Helmets are essential in many activities like cycling, motorcycling, sports, and construction work, and are often required by law. Wearing a helmet is one of the simplest and most effective ways to protect yourself—whether you're biking, riding a motorcycle, or working in hazardous conditions.

  • Absorbs impact energy in a crash.
  • Helps prevent head injuries, concussions, and skull fractures.
  • In many cases, it can be the difference between life and death.
Helmet

Person wearing a motorcycle helmet. © Wikimedia.org/Stefania Anghelea, CC BY-SA

30. Rush hour

Rush hour is the busiest time of the day on roads and public transport when a large number of people are traveling to or from work, school, or other daily activities. Rush Hour is the time when everyone is on the road at the same time, causing traffic jams, delays, and packed public transport.

  • Morning Rush Hour: 🕗 Usually between 7:00 AM – 9:00 AM (people going to work/school).
  • Evening Rush Hour: 🕕 Usually between 4:00 PM – 7:00 PM (people returning home).
  • Rush hours can vary based on location, day of the week, and holidays.
  • Cities with poor traffic management or infrastructure experience worse congestion.
Rush hour