diff --git a/applications/test_channel/src/lib.rs b/applications/test_channel/src/lib.rs
index ec494dca6b..be91969d6f 100644
--- a/applications/test_channel/src/lib.rs
+++ b/applications/test_channel/src/lib.rs
@@ -54,7 +54,7 @@ macro_rules! receive_count {
     () => (RECEIVE_COUNT.load(Ordering::SeqCst))
 }
 
-pub fn main<T:Send>(args: Vec<String>) -> isize {
+pub fn main(args: Vec<String>) -> isize {
     let mut opts = Options::new();
     opts.optflag("h", "help", "print this help menu");
     opts.optflag("v", "verbose", "enable verbose output");
@@ -102,7 +102,7 @@ pub fn main<T:Send>(args: Vec<String>) -> isize {
     }
 
 
-    match rmain::<T>(matches) {
+    match rmain(matches) {
         Ok(_) => 0,
         Err(e) => {
             println!("Error: {}", e);
@@ -111,7 +111,7 @@ pub fn main<T:Send>(args: Vec<String>) -> isize {
     }    
 }
 
-fn rmain<T:Send>(matches: Matches) -> Result<(), &'static str> {
+fn rmain(matches: Matches) -> Result<(), &'static str> {
     let mut did_something = false;
 
     // If the user has specified panic instances as 'val', 'send_panic_pont' will be 'Some(val)'.
@@ -153,12 +153,12 @@ fn rmain<T:Send>(matches: Matches) -> Result<(), &'static str> {
         if matches.opt_present("o") {
             did_something = true;
             println!("Running drop_last_sender test in oneshot mode.");
-            drop_last_sender_oneshot::<T>()?;
+            drop_last_sender_oneshot()?;
         }
         if matches.opt_present("m") {
             did_something = true;
             println!("Running drop_last_sender test in multiple mode.");
-            drop_last_sender_multiple::<T>()?;
+            drop_last_sender_multiple()?;
         }
     }
     
@@ -166,13 +166,13 @@ fn rmain<T:Send>(matches: Matches) -> Result<(), &'static str> {
         if matches.opt_present("o") {
             did_something = true;
             println!("Running drop_last_receiver test in oneshot mode.");
-            drop_last_receiver_oneshot::<T>()?;
+            drop_last_receiver_oneshot()?;
             
         }
         if matches.opt_present("m") {
             did_something = true;
             println!("Running drop_last_receiver test in multiple mode.");
-            drop_last_receiver_multiple::<T>()?;
+            drop_last_receiver_multiple()?;
             
         }
     }
@@ -436,8 +436,8 @@ const USAGE: &'static str = "Usage: test_channel OPTION ARG
 Provides a selection of different tests for channel-based communication.";
 
 /// Create one sender and one receiver. Drop the receiver. Channel should be marked as disconnected. 
-fn drop_last_sender_oneshot<T:Send>() -> Result<(), &'static str> {
-    let (sender, receiver) = async_channel::new_channel::<T>(2);
+fn drop_last_sender_oneshot() -> Result<(), &'static str> {
+    let (sender, receiver) = async_channel::new_channel::<String>(2);
     drop(sender);
     
     if receiver.channel_status() != async_channel::ChannelStatus::SenderDisconnected {
@@ -449,9 +449,9 @@ fn drop_last_sender_oneshot<T:Send>() -> Result<(), &'static str> {
 }
 
 /// Create two receivers and one sender. Drop the sender. Channel should be marked as disconnected. 
-fn drop_last_sender_multiple<T:Send>() -> Result<(), &'static str> {
+fn drop_last_sender_multiple() -> Result<(), &'static str> {
     let (sender, receiver) = async_channel::new_channel(2);
-    let receiver2: async_channel::Receiver<T> = receiver.clone();
+    let receiver2: async_channel::Receiver<String> = receiver.clone();
     drop(sender);
     
     if receiver.channel_status() != async_channel::ChannelStatus::SenderDisconnected {
@@ -467,8 +467,8 @@ fn drop_last_sender_multiple<T:Send>() -> Result<(), &'static str> {
 }
 
 /// Create one sender and one receiver. Drop the receiver. Channel should be marked as disconnected. 
-fn drop_last_receiver_oneshot<T:Send>() -> Result<(), &'static str> {
-    let (sender, receiver) = async_channel::new_channel::<T>(2);
+fn drop_last_receiver_oneshot() -> Result<(), &'static str> {
+    let (sender, receiver) = async_channel::new_channel::<String>(2);
     drop(receiver);
     
     if sender.channel_status() != async_channel::ChannelStatus::ReceiverDisconnected {
@@ -479,9 +479,9 @@ fn drop_last_receiver_oneshot<T:Send>() -> Result<(), &'static str> {
 }
 
 /// Create two senders and one receiver. Drop the receiver. Channel should be marked as disconnected. 
-fn drop_last_receiver_multiple<T:Send>() -> Result<(), &'static str> {
+fn drop_last_receiver_multiple() -> Result<(), &'static str> {
     let (sender, receiver) = async_channel::new_channel(2);
-    let sender2: async_channel::Sender<T> = sender.clone();
+    let sender2: async_channel::Sender<String> = sender.clone();
     drop(receiver);
     
     if sender.channel_status() != async_channel::ChannelStatus::ReceiverDisconnected {