diff --git a/src/cli.rs b/src/cli.rs
index c85925d..357d13a 100644
--- a/src/cli.rs
+++ b/src/cli.rs
@@ -6,8 +6,12 @@ use structopt::StructOpt;
     about = "Simple personal CLI tool for monitoring temperatures."
 )]
 pub enum Arguments {
-    #[structopt(about = "Temperature in Celsius (Only AMD)")]
-    CPU,
-    #[structopt(about = "Temperature in Celsius (Only NVIDIA)")]
-    GPU,
+    #[structopt(about = "CPU temp in Celsius (Only AMD)")]
+    Cpu,
+    #[structopt(about = "GPU temp in Celsius (Only NVIDIA)")]
+    Gpu,
+    #[structopt(about = "Disk temp in Celsius")]
+    Disk,
+    #[structopt(about = "Debug information, mainly for development purposes")]
+    Debug,
 }
diff --git a/src/lm_sensors.rs b/src/lm_sensors.rs
index 7650667..405db97 100644
--- a/src/lm_sensors.rs
+++ b/src/lm_sensors.rs
@@ -5,23 +5,36 @@ use serde::Deserialize;
 use std::collections::BTreeMap;
 use std::process::Command;
 
+use crate::sensor_names::CPU_NAMES;
+use crate::sensor_names::DISK_NAMES;
+use crate::sensor_names::TEMP_NAMES;
+
+#[derive(Debug)]
 pub struct SensorData {
     chips: BTreeMap<String, Sensor>,
 }
 
 impl SensorData {
     pub fn cpu_chip(&self) -> Option<&Sensor> {
-        let cpu_names = vec!["k10temp-pci-00c3"];
-        for cpu_name in cpu_names {
+        for cpu_name in CPU_NAMES {
             if let Some(chip) = self.chips.get(cpu_name) {
                 return Some(chip);
             }
         }
         None
     }
+
+    pub fn disk_chip(&self) -> Option<&Sensor> {
+        for disk_name in DISK_NAMES {
+            if let Some(chip) = self.chips.get(disk_name) {
+                return Some(chip);
+            }
+        }
+        None
+    }
 }
 
-#[derive(Deserialize)]
+#[derive(Debug, Deserialize)]
 pub struct Sensor {
     #[serde(rename = "Adapter")]
     _adapter: String,
@@ -43,8 +56,7 @@ impl Sensor {
         match sensor {
             None => return None,
             Some(temperatures) => {
-                let temp_names = vec!["temp1_input"];
-                for temp_name in temp_names {
+                for temp_name in TEMP_NAMES {
                     if let Some(temp) = temperatures.get(temp_name) {
                         return Some(*temp);
                     }
@@ -80,10 +92,10 @@ pub fn sensors_data() -> Result<SensorData> {
 
     if output.status.success() {
         let json_output = String::from_utf8_lossy(&output.stdout).to_string();
-        let sensor_data: Result<BTreeMap<String, Sensor>, serde_json::Error> =
+        let sensors_data: Result<BTreeMap<String, Sensor>, serde_json::Error> =
             serde_json::from_str(&json_output);
-        match sensor_data {
-            Ok(data) => Ok(SensorData { chips: data }),
+        match sensors_data {
+            Ok(chips) => Ok(SensorData { chips }),
             Err(err) => Err(anyhow!(err)),
         }
     } else {
diff --git a/src/main.rs b/src/main.rs
index cbfefde..aea7065 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -1,38 +1,55 @@
 mod cli;
 mod lm_sensors;
 mod nvidia_smi;
+mod sensor_names;
 use cli::Arguments;
-use lm_sensors::sensors_data;
+use lm_sensors::{sensors_data, Sensor};
 use nvidia_smi::temperature;
 use structopt::StructOpt;
 
 fn main() {
     let opts = Arguments::from_args();
     match opts {
-        Arguments::CPU => print_cpu_temp(),
-        Arguments::GPU => print_gpu_temp(),
+        Arguments::Cpu => print_cpu_temp(),
+        Arguments::Gpu => print_gpu_temp(),
+        Arguments::Disk => print_disk_temp(),
+        Arguments::Debug => debug(),
     }
 }
 
 fn print_cpu_temp() {
     let sensors_data = sensors_data();
-    match sensors_data {
-        Ok(sensors) => {
-            let cpu_chip = sensors.cpu_chip();
-            if let Some(chip) = cpu_chip {
-                if let Some(temp) = chip.temp() {
-                    println!("{}", temp);
-                }
-            }
+    if let Ok(sensors) = sensors_data {
+        print_chip_temp(sensors.cpu_chip());
+    }
+}
+
+fn print_disk_temp() {
+    let sensors_data = sensors_data();
+    if let Ok(sensors) = sensors_data {
+        print_chip_temp(sensors.disk_chip());
+    }
+}
+
+fn print_chip_temp(chip: Option<&Sensor>) {
+    if let Some(chip) = chip {
+        if let Some(temp) = chip.temp() {
+            println!("{}", temp);
         }
-        Err(_) => {}
     }
 }
 
 fn print_gpu_temp() {
     let gpu_temp_data = temperature();
-    match gpu_temp_data {
-        Ok(temp) => println!("{}", temp),
-        Err(_) => {}
+    if let Ok(temp) = gpu_temp_data {
+        println!("{}", temp)
     }
 }
+
+fn debug() {
+    let sensors_data = sensors_data();
+    println!("lm-sensors: {:?}", sensors_data);
+
+    let nvidia_smi_temp = temperature();
+    println!("nvidia-smi: {:?}", nvidia_smi_temp);
+}
diff --git a/src/sensor_names.rs b/src/sensor_names.rs
new file mode 100644
index 0000000..d3812d0
--- /dev/null
+++ b/src/sensor_names.rs
@@ -0,0 +1,4 @@
+pub const TEMP_NAMES: [&str; 1] = ["temp1_input"];
+
+pub const CPU_NAMES: [&str; 1] = ["k10temp-pci-00c3"];
+pub const DISK_NAMES: [&str; 1] = ["nvme-pci-0100"];